Behind the Booking: How Bots Are Undermining Airline Revenue

The airline industry is under constant attack from malicious bots. Bad actors use automation to scrape fares, hoard inventory, commit fraud, and compromise customer accounts. While every airline faces its own unique challenges, the business impacts are remarkably consistent—lost revenue, inflated...

Hijacking Ollama’s Signed Installer for Code Execution

This blog post is part of an ongoing series exploring how AI related tools aimed at developers can be exploited to compromise their machines. As these tools increasingly integrate deep system access, they also expand the attack surface available to threat actors. In our first post, we outlined a...

Bridging the Security Knowledge Gap: Introducing AI ExplAIn for Imperva Cloud WAF

The challenge of maintaining robust web application security often comes down to communication. Security teams frequently spend countless hours explaining WAF blocking decisions to application developers who may lack security expertise. This communication gap not only creates friction between tea...

Elastic WAF: Reshaping Application Security for DevOps and Hybrid Environments

We recently discussed Imperva’s vision for the future of application security, where we also covered the Imperva Security Engine. This innovative application security framework is powering up the next generation of Imperva solutions, the first of which is Imperva Elastic WAF. This blog is the fir...

The Rise of Agentic AI: Uncovering Security Risks in AI Web Agents

In our first post, we introduced the world of AI web agents - defining what they are, outlining their core capabilities, and surveying the leading frameworks that make them possible. Now, we’re shifting gears to look at the other side of the coin: the vulnerabilities and attack surfaces that aris...

The Rise of Agentic AI: From Chatbots to Web Agents

Disclaimer: This post isn’t our usual security-focused content – today we’re taking a quick detour to explore the fascinating world of AI agents with the focus of AI web agents. Enjoy this educational dive as a warm-up before we get into the juicy details of AI web agents in our follow-up post...

Closing the Loop on API Security: How Imperva Helps You Expose, Contain, and Mitigate Business Logic Threats

In a world powered by APIs, waiting for an attack is waiting too long. Business logic risks like Broken Object Level Authorization BOLA don’t announce themselves with obvious signatures or malware. They hide in plain sight within normal-looking traffic and by the time a BOLA exploit turns into a...

CVE-2025-49763 – Remote DoS via Memory Exhaustion in Apache Traffic Server via ESI Plugin

Remote attackers can trigger an avalanche of internal ESI requests, exhausting memory and causing denial-of-service in Apache Traffic Server. Executive Summary Imperva’s Offensive Security Team discovered CVE-2025-49763, a high-severity vulnerability CVSS v3.1 estimated score: 7.5 in Apache Traff...

Discover First, Defend Fully: The Essential First Step on Your API Security Journey

APIs power today’s digital economy, but their lightning-fast evolution and astronomical call volumes can leave security teams scrambling to keep up. How can you secure what you can’t yet see or quantify? Imperva’s Unlimited Discovery-Only capability for the Cloud WAF CWAF add-On delivers...

Evaluating the Security Efficacy of Web Application Firewalls (WAFs)

Web Application Firewalls WAFs are now a staple in defending web-facing applications and APIs, acting as specialized filters to block malicious traffic before it ever reaches your systems. But simply deploying a WAF isn’t enough, the real challenge is knowing whether it works when it matters most...

Beware! A threat actor could steal the titles of your private (and draft) WordPress posts with this new vulnerability!

As of today, almost a billion sites have been built using WordPress, powering businesses and organizations of all sizes. That makes any newly discovered vulnerability especially concerning—like the one recently found and reported by Imperva researchers, which could affect any WordPress site. In...

Early 2025 DDoS Attacks Signal a Dangerous Trend in Cybersecurity

As we enter 2025, the threat landscape continues to evolve, with Distributed Denial of Service DDoS attacks growing in both scale and sophistication. So far this year, we’ve already seen several major DDoS attacks over 5 million Requests Per Second RPS, signaling a concerning trend for...

Redefining Application Security: Imperva’s Vision for the Future

It’s no secret that web applications have undergone a significant transformation over the past few years. The widespread adoption of containerization, serverless computing, low-code development, APIs, and microservices has redefined how applications are built, deployed, and scaled. According to...

The Future of SSL Certificate Management: Adapting to Shortened Renewal Periods

The industry is evolving yet again. With the CA/Browser Forum's recent decision to reduce the maximum SSL/TLS certificate lifecycle to 47 days by 2029, the way organizations manage their certificates is going to change significantly—and sooner than most realize. This update builds on the trend of...

From PyPI to the Dark Marketplace: How a Malicious Package Fuels the Sale of Telegram Identities

Introduction In today’s digital era, security breaches can occur in the blink of an eye. Telegram Desktop is renowned for its secure, user-friendly messaging interface, but what if the data used to provide seamless experience could also be your greatest problem? Our investigation into three...

2025 Imperva Bad Bot Report: How AI is Supercharging the Bot Threat

Bad bots continue to target organizations across every industry and geography, but the rise of Artificial Intelligence AI is fueling bot attacks, making them more intelligent and more evasive than ever before. For over twelve years, Imperva has been dedicated to helping organizations manage and...

Beyond Schema Enforcement: Imperva’s Approach to Delivering Holistic API Security

API security is gaining attention, yet many organizations struggle to move from identifying risks to mitigating them effectively. In their eagerness to strengthen their security posture, some rush to implement schema protection. However, the dynamic and often incomplete nature of API schemas soon...

Imperva Customers Are Protected Against CVE-2025-31161 in CrushFTP

Introduction A critical security vulnerability, identified as CVE-2025-31161 previously tracked as CVE-2025-2825, has been discovered in CrushFTP versions 10.0.0 through 10.8.3 and 11.0.0 through 11.3.0. This flaw allows unauthenticated remote attackers to access unpatched CrushFTP servers if...

The Database Kill Chain

Cyber Threat Modeling Frameworks Modern attacks targeting sensitive data have become complex. An organization with many assets might be lost when trying to assess its overall risk, understand the pain points and prioritize the tasks required to secure its information systems. Cyber threat modelin...

The 2025 WAF Wave from the Other Side

Forrester just published its 2025 Web application Firewall Wave. As a former industry analyst, and as a contributor on the vendor side for Imperva cough, a leader in the report, cough, let me share some reactions on the shape of this report. The Center of the Universe The first top level header H...

Imperva Named a Leader in Forrester Wave™: Web Application Firewall (WAF) Solutions: A Continued Legacy of Excellence

In today’s digital-first environment, protecting web applications and APIs is a critical priority for businesses. Organisations seek trusted solutions that balance robust protection, scalability, and ease of use. It’s no surprise that Imperva has been named a Leader in the Forrester Wave: Web...

Imperva Protects Against Apache Tomcat Deserialization Vulnerability

Overview A newly disclosed vulnerability, CVE-2025-24813, affecting Apache Tomcat, has been identified as a high-risk path equivalence vulnerability that allows attackers to manipulate filenames with internal dots . under specific conditions, leading to unauthorized file access, modification, and...

Imperva Protects Against the Apache Camel Vulnerabilities

Introduction: Understanding the Apache Camel Flaw On March 9, 2025, Apache released a security advisory for CVE-2025-27636, a vulnerability in the Apache Camel framework that allows attackers to bypass header filtering via miscased headers. Although rated as moderate, this vulnerability...

How Scalping Bots Exploited a Vulnerable API to Disrupt Online Retail Sales

In the fast-paced world of online retail, where customer satisfaction and availability are paramount, a sudden attack by scalping bots can disrupt operations, inflate costs, and damage reputation. A North American Online Retailer faced a month-long bot attack that targeted their inventory system,...

How to Comply with PCI DSS 4.0 Requirements 6.4.3 and 11.6.1

The countdown to compliance is in its final stretch. With the third and final phase of PCI DSS 4.0 requirements taking effect on March 31, 2025, organizations are under increasing pressure to ensure their client-side security measures meet the new requirements. At Imperva, we’re committed to...

How Imperva Infused AI Throughout Research and Development

The Age of AI Is Upon Us The current pace of technological change beggars’ belief. Generative Artificial Intelligence GenAI, released to the world a mere two years ago, promises to eliminate much of the tedium of the digital world. Software engineers around the world are already using it to speed...

Imperva Protects Against the Exploited CVEs in the Cleo Data Theft Attacks

The Clop ransomware group has once again demonstrated its ability to exploit vulnerabilities to compromise sensitive systems. As Cleo—a managed file transfer provider for businesses—grapples with the aftermath of Clop’s targeted attack on their systems, the spotlight turns to CVE-2024-50623 and...

How Imperva Protects the Arts Industry from Ticketing Abuse by Carding Bots

The ticketing industry is under constant threat from malicious bots, with bad actors targeting these platforms for financial gain. Bots accounted for 31.1% of all traffic to entertainment platforms in 2024, with attacks ranging from scalping and credential stuffing to carding operations. When one...

GSocket Gambling Scavenger – How Hackers Use PHP Backdoors and GSocket to Facilitate Illegal Gambling in Indonesia

Since 1974, gambling has been officially illegal in Indonesia. However, the digital revolution of the 2000s introduced a new challenge: the rapid growth of online gambling platforms. This technological shift has created enforcement gaps, compelling the Indonesian government to intensify its effor...

Imperva’s Wildest 2025 AppSec Predictions

Humans are spectacularly bad at predicting the future. Which is why, when someone appears to be able to do it on a regular basis, they are hailed as visionaries, luminaries and celebrated with cool names like Nostradamus and The Amazing Kreskin. Nostradamus made his fame on predictions about the...

Navigating the New Era of AI Traffic: How to Identify and Block AI Scrapers

In the not-so-distant past, webmasters faced challenges from bots like Google's search spiders, which diligently scanned websites to index content and provide the best search results for users. Fast forward to today, and we are witnessing a new breed of bot: Large Language Models LLMs like ChatGP...

First Things First: Know and Prioritize Your Risk in Data Security

Fortify your risk posture by shifting focus from network security to data-centric security for more robust cyber defense. Cyberattacks are one of the most onerous threats faced by businesses today. Not only is cybercrime skyrocketing in volume, it is also increasing in AI/ML-powered sophisticatio...

Imperva Defends Against LLM Hacking

In the evolving landscape of cybersecurity, the advent of large language models LLMs has introduced a new frontier of challenges and opportunities. Research has shown advanced LLMs, such as GPT-4, now possess the ability to autonomously execute sophisticated cyberattacks, including blind database...

Imperva and the Secure by Design Pledge: A Commitment to Cybersecurity Excellence

The Cybersecurity and Infrastructure Security Agency CISA has introduced a voluntary "Secure by Design Pledge" for enterprise software manufacturers, focusing on improving the security of their products and services. This pledge outlines seven key principles, forming the core of a robust...

Business Logic Attacks Target Election-Related Sites on Election Day

As U.S. citizens headed to the polls, cyber threat activity against election-related websites was unusually high. One of the most prominent attack types observed this Election Day was business logic attacks —a complex threat that manipulates the intended workflow of applications, often without...

Meet Andy Zollo, SVP of APJ Sales

Andy Zollo, who led the Imperva business in EMEA, relocated to Singapore in October to be Senior Vice President of Sales for the combined Imperva and Thales CPL businesses in the APJ region. With a wealth of experience in sales leadership and business transformation, Andy is set to play a vital...

Imperva: A Leader in WAAP

Imperva – a Thales company and leading provider of Web Application and API Protection WAAP solutions, is a force to be reckoned with in the cybersecurity landscape. Our comprehensive approach to security, encompassing database security, enterprise application security, bot management, DDoS...

Java(Script) Drive-By, Hacking Without 0days

A remote code execution chain in Google Chrome, which allows an attacker to execute code on the host machine, can cost anywhere from $250,000 to $500,000. Nowadays, such powers are typically reserved for governments and spy agencies. But not so long ago, similar capabilities were accessible to th...

Cyber Threats in Costume: When Attacks Hide Behind a Mask

Introduction As Halloween approaches, the idea of costumes and disguises takes center stage, but the spirit of deception isn’t limited to one night. In the digital world, cyberattacks can also wear masks, concealing their true intentions to slip past defenses. Just as a costume can obscure who’s...

Modernizing Data Security: Imperva and IBM Z in Action

As data security continues to evolve, businesses require solutions that scale to modern environments. Imperva and IBM Z have partnered to deliver a comprehensive approach to securing data within IBM z/OS environments while supporting the agility, resource availability, and cost-efficiency that...

ShadyShader: Crashing Apple Devices with a Single Click

Introduction A while ago, we discovered an interesting vulnerability in the GPU’s drivers of iPhones, iPads, and macOS computers with M-series chips. Dubbed ShadyShader, this flaw allows a specially crafted shader program to overwhelm Apple’s GPU, causing repeated freezes that ultimately lead to ...

Seven Cybersecurity Tips to Protect Your Retail Business This Holiday Season

It’s no secret that the holiday season is the busiest time for online retailers, with sales starting as early as October and stretching until late December. According to the NRF, census data suggests that 2023 holiday sales experienced a 3.8% growth, reaching a record $964.4 billion about $3,000...

Imperva Defends Against Targeted Exploits Used By APT29 Hackers

Recently, U.S. and U.K. cyber agencies have warned of a renewed wave of attacks led by Russian APT29 hackers. These sophisticated threat actors have been actively exploiting vulnerabilities in Zimbra Collaboration Suite and JetBrains TeamCity, specifically CVE-2022-27924 and CVE-2023-42793, to...

Imperva Adaptive Threshold for Layer 7 DDoS Attacks Reduces Risk of Business Disruption

Today’s fast-paced digital landscape demands an optimized user experience that is always available to engage end users. However, businesses are constantly under threat from a variety of attacks that seek to disrupt that experience, including DDoS attacks. And the risk is growing. According to the...

Leveling Up Security: Understanding Cyber Threats in the Gaming Industry

Introduction As the G2E Global Gaming Expo conference kicks off in Las Vegas, it's important to highlight the significant role cybersecurity plays in the rapidly evolving gaming industry. From online casinos to eSports, gaming has grown into a massive global enterprise, making it a prime target f...

Trouble in Da Hood: Malicious Actors Use Infected PyPI Packages to Target Roblox Cheaters

The world of gaming can be a cut-throat place, with many players turning to online help via third-party programs ‘game hacks’ to get ahead. Although some of these programs offer legitimate game boosts, malicious actors frequently leverage these game hackers’ interest in modifications to deliver...

The Rising Cost of Vulnerable APIs and Bot Attacks – A $186 Billion Wake-Up Call for Businesses

How much do bot attacks and API insecurity cost organizations? To answer these questions, Imperva engaged the Marsh McLennan Cyber Risk Intelligence Center to analyze incident data related to vulnerable APIs and bot attacks. Imperva’s latest report, “The Economic Impact of API and Bot Attacks,"...

Cursor’s Magic Comes with a Catch: The Trust Setting You’re Missing

Occasionally, a new AI tool emerges unexpectedly and dominates the conversation on social media. This time, that tool is Cursor, an AI coding platform that’s making waves for simplifying app development with advanced models like Claude 3.5 Sonnet and GPT-4o. In a recent video posted on X, which h...

Enhancing Security and Compliance in the Energy Sector: Imperva’s Cipher Suite Support

In the energy and utility sector, safeguarding data and ensuring compliance with regulatory standards is paramount. With the increasing digitalization of operations, from smart grids to IoT-enabled devices, the need for robust encryption methods to protect sensitive information has never been...

Imperva Protects Against Critical Apache OFBiz Vulnerability (CVE-2024-45195)

Recently, a critical vulnerability in the widely used Apache OFBiz framework was disclosed, designated CVE-2024-45195. This vulnerability allows for unauthenticated remote code execution RCE, making it an especially dangerous flaw for organizations using OFBiz in their business operations. An...