HackerOne: Create miscellaneous support ticket on anyone's account through [email protected] email

A vulnerability was discovered where an attacker could create support tickets on anyone's account by sending a fake email to [email protected]. This allowed the attacker to create tickets on behalf of victims or even HackerOne staff. The issue was resolved internally and the created tickets...

Nextcloud: Reflected XSS vulnerability with full CSP bypass in Nextcloud installations using recommended bundle

A reflected XSS vulnerability with full CSP bypass was discovered in Nextcloud installations using the recommended bundle. The vulnerability allowed attackers to inject malicious code into web pages, which could be executed in the context of the victim's browser session, leading to a trivial...

Consensys: CSV Injection at https://assets-paris-demo.codefi.network/

Summary: Hi consensys Security Team. I have found CSV Injection when generate report at https://assets-paris-demo.codefi.network/ CSV Injection, also known as Formula Injection, occurs when websites embed untrusted input inside CSV files. When a spreadsheet program such as Microsoft Excel or...

Gymshark: Subdomain takeover on 'de-headless.staging.gymshark.com'

The Gymshark subdomain https://de-headless.staging.gymshark.com/ was pointing to an unclaimed Shopify site. Because of this an attacker could claim this subdomain, via Shopify, and serve their own content. This is extremely dangerous as an attacker could serve any malicious content on this domain...

U.S. Dept Of Defense: External service interaction ( DNS and HTTP ) in www.████████

An External Service Interaction vulnerability was found in www.█████████, allowing an attacker to induce the application to interact with arbitrary external services such as DNS and HTTP. This could lead to various attacks, including DDoS, OS Command Injection, DOS, and Code Manipulation...

MercadoLibre: Stored XSS in reclamos

Stored XSS vulnerability was discovered in the reclamos section of MercadoLibre. The issue was reported by @valent1ne, who provided clear steps to reproduce the vulnerability and a proof-of-concept code. MercadoLibre acknowledged the issue and implemented a fix...

curl: CVE-2022-32205: Set-Cookie denial of service

Summary: Curl fails to limit the number of cookies that can be set by a single host/domain. It can easily lead to a situation where constructing the request towards a host will end up consuming more than DYNHTTPREQUEST memory, leading to instant CURLEOUTOFMEMORY. Any host in a given domain can...

VK.com: Reflected Xss On https://vk.com/search

XSS in Search...

U.S. Dept Of Defense: CVE-2021-42567 - Apereo CAS Reflected XSS on https://█████████

Apereo CAS through 6.4.1 allows XSS via POST requests sent to the REST API endpoints. CAS is vulnerable to a Reflected Cross-Site Scripting attack, via POST requests sent to the REST API endpoints. The payload could be injected on URLs: /███████/. Malicious scripts can be submitted to CAS via...

Omise: Host Header Injection leads to Open Redirect and Content Spoofing or Text Injection.

Summary: 1. Open Redirection The https://dashboard.omise.co/test/dashboard website is vulnerable to an Open Redirection flaw if the server receives a crafted X-Forwarded-Host header. Description: Open Redirect is a vulnerability in which the attacker manipulates a web page to redirect the users t...

Ruby on Rails: XSS vulnerabilities due to missing checks in tag helpers

XSS vulnerabilities were discovered in certain tag helpers in Rails, specifically in the FormTagHelper and TagHelper modules. These vulnerabilities allowed attackers to execute arbitrary JavaScript code by manipulating user-controlled input in tag attributes and tag names. The impact of these...

TikTok: Cross site scripting via file upload in subdomain ads.tiktok.com

A file upload XSS cross-site scripting vulnerability was found in TikTok ads ticketing platform. Due to missing checks it was possible to upload .svg files which contained XSS payload. We thank @blubluuu for reporting this to our team and confirming its resolution...

Localize: Stored XSS in Document Title

Summary : Stored attacks are those where the injected script is permanently stored on the target servers, such as in a database, in a message forum, visitor log, comment field, etc. The victim then retrieves the malicious script from the server when it requests the stored information. Stored XSS ...

Nextcloud: High memory usage for generating preview of broken image

When the attached file is uploaded and a preview is generated e.g. in the folder overview of the files app, the PHP process allocates a very large amount of memory on my machine it was shortly around 5 GByte and CPU. Tested with latest master 1366b35081f1d92429787696f4175c19a602858a on Ubuntu 20....

Basecamp: Domain Takeover [3737signals.com]

Hi, While i was analyzing the Basecamp3 Android app i found 3737signals.com on the source code as i understand you are passing it to the intentto view it on some case. F1368921 When I opened it on the browser I got DNS error says the domain name does not exist F1368922 As you can see at the botto...

Nextcloud: Download of file with arbitrary extension via injection into attachment header

Description ----------- When downloading mail attachments, the app fails to properly escape quotes in the content disposition header. Because of this, an attacker can send a victim a file with a benign extension such as .txt or .png which when downloaded will be stored with a malicious extension...

GitHub Security Lab: [GO]: CWE-326: Insufficient key size

This bug was reported directly to GitHub Security Lab...

Basecamp: HTTP Request Smuggling via HTTP/2

HTTP Request Smuggling via HTTP/2...

Sifchain: Clickjacking misconfiguration bug

Hi team, While performing security testing of your website i have found the vulnerability called Clickjacking. Many URLS are in scope and vulnerable to Clickjacking. What is Clickjacking ? Clickjacking User Interface redress attack, UI redress attack, UI redressing is a malicious technique of...

Nextcloud: index.php/apps/files_sharing/shareinfo endpoint is not properly protected

When federated shares between two Nextclouds are created they do not use standard webdav to communciate. But to obtain the filelist they seem to use the SERVER/index.php/apps/filessharing/shareinfo endpoint. Unlike the other endpoint for tokens like public link shares. There is no brute force...

Elastic: RCE hazard in reporting (via Chromium)

Summary: Reporting embeds a Chromium that is susceptible to RCEs Description: Reporting uses a headless Chromium to generate PNGs and PDFs. This is invoked at least on Elastic Cloud, ECE and ECK with --no-sandbox to work at all. There are RCEs readily available for Chrome, and at least the versio...

Ruby: OS Command Injection in 'rdoc' documentation generator

Details: If the removeunparseable function receives a list of files with a command in the name of one of them, it will be executed. Just enough the name to match the pattern. The problem code: ruby def removeunparseable files files.reject do |file, | file =...

VK.com: Stored XSS при удалении группы из беседы (m.vk.com)

Недостаточная фильтрация символов в названии сообщества...

Stripe: GRAPHQL cross-tenant IDOR giving write access thought the operation UpdateAtlasApplicationPerson

@bubbounty discovered an Insecure Direct Object Reference IDOR vulnerability that allowed someone with prior Admin access to a Stripe account to add a co-founder to a Stripe Atlas application belonging to the merchant account they used to administer. The issue has been addressed by only allowing...

MTN Group: Unauthenticated Arbitrary File Deletion (CVE-2020-3187)

Summary: A vulnerability in the web services interface of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct directory traversal attacks and obtain read and delete access to sensitive files on a...

Zivver: Two-factor authentication can be disabled when logged in without 2fa or password confirmation

When a user performed sensitive actions on an account, he/she didn't have to provide his/her password after some inactivity. This issue is now addressed and to perform actions related to account security, the user has to provide his/her password before continuing...

Concrete CMS: Fetching the update json scheme from concrete5 over HTTP leads to remote code execution

Hi, I noticed that concrete5 fetches the update JSON scheme from www.concrete5.org over HTTP. The fetched json defines the download URL, so we can simply tamper with this JSON in order to make the update URL point to a server controlled by us. Combining this with the possibility to set an arbitra...

Zomato: Availing Zomato gold by using a random third-party `wallet_id`

We received a report from @pandaaaa wherein he demonstrated a way to avail Zomato Gold membership using random Zomato User's wallet. The report was triaged and rewarded with critical severity with a CVSS score of 9.3. It was considered critical since a random user's wallet could have been used fo...

GitLab: Ability To Delete User(s) Account Without User Interaction

Summary: Gitlab allows its user to exercise their GDPR rights Right to Access/Delete user data by sending an email to [email protected] however gitlab team doesn't ask for security questioni.e Date Of Birth before deleting the user account moreover doesn't authenticate the incoming emails...

Mail.ru: SSRF at jira.plazius.ru - CVE-2019-8451

SSRF via CVE-2019-8451 in jira.plazius.ru due to unpatched Jira version...

LY Corporation: Spring Actuator endpoints publicly available, leading to account takeover

Due to insufficient access controls, it was possible to access the Spring Boot Actuator endpoints /heapdump and /env. The /heapdump endpoint leaks data from the Java Virtual Machine, leading to disclosure of admin credentials, user tokens and a combination of other data. This endpoint was not...

Kubernetes: Clickjacking

Report Submission Form Summary: Clickjacking is an attack that tricks a user into clicking a webpage element which is invisible or disguised as another element Description: Clickjacking User Interface redress attack, UI redress attack, UI redressing is a malicious technique of tricking a Web user...

Ubiquiti Inc.: Readonly to Root Privilege Escalation on EdgeSwitch

An authenticated read-only user can execute arbitrary shell commands over the HTTP interface, allowing them to escalate privileges. These vulnerabilities were found on EdgeSwitch 1G switch ESWH and EdgeSwitch 10G switch ESGH firmware v1.9.0. The fix for these vulnerabilities were included in the...

Razer: IDOR in eform.molpay.com leads to see other users application forms with private data

The tester discovered an IDOR which could allow an adversary to view the application form data of another user's application form given knowledge of the application ID. He worked with Triage to provide a working PoC. Razer Fintech appreciates the report to help keep customer data secure...

Internet Bug Bounty: tcpdump: CVE-2018-14879 - buffer overflow in tcpdump.c:get_next_file()

The release of tcpdump 4.9.3 brought many bug fixes, including one I submitted, CVE-2018-14879. The command-line argument parser in tcpdump before 4.9.3 has a buffer overflow in tcpdump.c:getnextfile. ==2288==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffe363769bf at pc...

curl: Heap buffer overflow in TFTP when using small blksize

Summary: With a TFTP server that does not send OACK, but instead starts anyway with first block with 512 bytes block size, the curl library fails to assume default 512 bytes blocks. Instead it detects EOF and does not return an error code. Consequence is a truncated file that is 512 bytes without...

Internet Bug Bounty: Out of Bounds Memory Read in exif_scan_thumbnail

I have found and reported an out of bounds memory read in PHP exifscanthumbnail When PHP EXIF extension is parsing EXIF information from an image, e.g. via exifreaddata function, in PHP versions 7.1.x below 7.1.31, 7.2.x below 7.2.21 and 7.3.x below 7.3.8 it is possible to supply it with data wha...

GitLab: Uncontrolled Resource Consumption in any Markdown field using Mermaid

Summary I found a bypass for the mitigation of DoS via Mermaid CVE-2019-9220. As the mitigation for CVE-2019-9220, the input limit of 5000 characters is currently applied to a Mermaid code block, but it can be bypassed by simply splitting the longer payload to many code blocks. Steps to reproduce...

Shopify: Inject page in admin panel via Shopify.API.pushState

Summary Shopify.API.pushState call the method handleRoutePushEvent, allows you to change routes to open pages from admin panel: js handleRoutePushEventpathname: e, search: t, state: a, hash: o const adminPath: n, history: i = this.props // adminPath = /admin , s = "".concatn.concate; // // If we...

ZEIT: Open redirect vuln on login

Summary: An attacker can redirect vicitm on an external website using https://zeit.co/login endpoint because next parameter Steps To Reproduce: add details for how we can reproduce the issue 1 .Go To https://zeit.co and login there 2 .after login go to...

Monero: Remote P2P DoS

Remote P2P DoS resolved. https://www.activism.net/cypherpunk/manifesto.html...

Automattic: Denial of service to WP-JSON API by cache poisoning the CORS allow origin header

The WP-JSON implementation on some wordpress.com websites I've tested is vulnerable to denial of service where by an attacker can provide an arbitrary Origin header in the request, which is then echoed back in the response via the Access-Control-Allow-Origin header, which is cached and served to...

Internet Bug Bounty: Uninitialized read in exif_process_IFD_in_MAKERNOTE

This bug is present in exifprocessIFDinMAKERNOTE method of ext/exif/exif.c file. Detailed description and steps to reproduce for this bug is present in bug report submitted to php.net. Bug Report : https://bugs.php.net/bug.php?id=77563 PHP version : 7.1.26 CVE-ID : 2019-9638 Impact Uninitialized...

Rocket.Chat: Broken access control on apps

Summary: The user without administrative privileges can upload and install any Application into the rocket.chat As ID of application is controlled in the app.json file which is controlled by uploader user can also activate the app. Releases Affected: 0.73.2 Steps To Reproduce: - User log-in into...

GitLab: GitLab's GitHub integration is vulnerable to SSRF vulnerability

The GitHub service is vulnerable to a SSRF vulnerability. An attacker may be able to leverage this to make arbitrary POST requests in a GitLab instance's internal network. It can also be used to connect to cloud provider's instance metadata API, which may result in the ability to execute commands...

HackerOne: Unauthenticated user can upload an attachment to the last updated report draft

The newly launched beta embedded submissions form introduced the concept of anonymous submissions. When an anonymous user starts writing a report through an embedded form, a UUID will be generated to track their submission. Any object that is created will reference this UUID. We call this a trace...

Brave Software: Field Day With Protocol Handlers

Summary ===================== When launching a protocol such as mailto:, SEARCH:, or bitcoin:, Brave only asks to allow the protocol to be opened by an external application. You can select on whether or not to remember the decision or not and to allow or deny it. The issue is that upon selecting...

Node.js third-party modules: [apex-publish-static-files] Command Injection on connectString

I would like to report a command injection vulnerability in the apex-publish-static-files npm module. It allows arbitrary shell command execution through a maliciously crafted argument. Module module name: apex-publish-static-files version: 2.0.0 npm page:...

PayPal: [Venmo Android] Remote theft of user session

A URL activity in the Venmo application used the built-in android.net.Uri parser, which has a known logic problem with certain characters. If an external URL were passed from a website or other app on the device to the application activity, the app would open the URL without properly validating t...

Node.js third-party modules: Prototype Pollution Vulnerability in mpath Package

I would like to report prototype pollution vulnerability in mpath. It allows an attacker to inject arbitrary properties on Object.prototype. Module module name: mpath version: 0.4.1 npm page: https://www.npmjs.com/package/mpath Module Description G,Set javascript object values using MongoDB-like...