Krisp: Add more seats by paying less via PUT /v2/seats request manipulation

Summary: I could not fully test this vulnerability because the test plan must be completed for the payment process, that is, 30 days. But the price value in api also changes and if payment is made according to this value, wrong billing will occur. The annual pro option for Team plan billing is $6...

Rocket.Chat: Mute User can disclose private channel members to unauthorized users

Vulnerability description not provided...

Shopify: XSS at jamfpro.shopifycloud.com

An XSS vulnerability was discovered in the instance of Jamf Pro running on https://jamfpro.shopifycloud.com due to the old Swagger-UI being exposed at /classicapi/doc/. An attacker could have crafted a URL to introduce an XSS payload and execute arbitrary JS code in the context of the application...

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...

curl: Remote memory disclosure vulnerability in libcurl on 64 Bit Windows

Remote memory disclosure vulnerability in libcurl on 64 Bit Windows Summary: libcurl latest contains a vulnerability that enables attackers to remotely read memory beyond the bounds of a buffer in the style of the infamous "heartbleed" vulnerability. Luckily, however, this is only possible when...

Ruby: URI parser's RFC3986 regular expression has poor performance when there are two # characters, leading to ReDoS

A vulnerability was found in the URI parser's RFC3986 regular expression. It has poor performance when parsing URLs with two characters, leading to denial of service through resource exhaustion...

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...

Krisp: Error Page Content Spoofing or Text Injection

Summary: Error Page Content Spoofing or Text Injection in two urls Target: https://download.prelive.krisp.ai/ Target:https://upld.prelive.krisp.ai/ Description: Content spoofing, also referred to as content injection, "arbitrary text injection" or virtual defacement, is an attack targeting a user...

U.S. General Services Administration: Registered users contact information disclosure on salesforce lightning endpoint https://disposal.gsa.gov

Hi, Sample of the Information Disclosure is below. More records are attached -███ "LastName":"████","FullNamec":"█████████","Id":"██████████","MailingStreet":null,"Activec":false,"Emailc":null,"LastModifiedBy":"Id":"00530000009KyDqAAK","Name":"SNA...

Mattermost: html injection via invite members can be leads account takeover

An HTML injection vulnerability was found on the website that allowed an attacker to inject HTML code into an email invitation sent to a victim. This could lead to the victim being redirected to a malicious site or tricked into giving away login credentials...

Mattermost: Bypass Email Verification in Customer Portal

Hi team hope you doing well : i found a vulnerability OTP Bypass on https://portal.test.cloud.mattermost.com . Summery : I was able to use the otp that was sent to victim email and i used it in the attacker's email verify .when i tried this issue first time the server log me out , and second time...

GitHub Security Lab: Java: Regex injection

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

GitHub Security Lab: [Java] CWE-089: MyBatis Mapper XML SQL Injection

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

Rockstar Games: Improper Authentication inside the Rockstar Games Launcher which leads to Account takeover to some extend

An improper authentication vulnerability was discovered in the Rockstar Games Launcher. This vulnerability allowed attackers who had already gained access to a victim's Steam or Epic Games account to also gain access to the victim's Social Club account. By exploiting the "Switch Account" feature...

Adobe: Log4j Java RCE in [beta.dev.adobeconnect.com]

Hello Security Team, Summary Log4j versions prior to 2.15.0 are subject to a remote code execution vulnerability via the ldap JNDI parser. As per Apache's Log4j security guide: Apache Log4j2 =2.14.1 JNDI features used in configuration, log messages, and parameters do not protect against attacker...

GitLab: Container escape on public GitLab CI runners

Summary It is possible to circumvent the isolation in place for build jobs running on public CI runners by escaping the docker container running the build job. This is possible via abuse of the cgroup releaseagent functionality, made possible by CI jobs being allowed to mount filesystems inside t...

Mattermost: Self XSS in Create New Workspace Screen

Hi team, I have found an vulnerability on your website . step to reproduce : 1.firstly i want to say sorry for this .please read carefully when im testing on your website .i was redirected to : https://customers.mattermost.com/cloud/connect-workspace 2.then navigate to create new workspace 3.on...

Shopify: Stored XSS at https://linkpop.com

Summary: There is Stored XSS vulnerability at https://linkpop.com/dashboard/admin that can later be delivered through unique linkpop link. This is due to lack of sanitizaiton and relying on client side protections when inserting urls to our applications. This is the client side protection error:...

PlayStation: Use-after-free in setsockopt IPV6_2292PKTOPTIONS (CVE-2020-7457)

The PS5 is vulnerable to https://hackerone.com/reports/826026 which easily grants kernel access to an attacker. This vulnerability had been reported by me for the PS4 2 years ago when the PS5 did not yet exist, thus this should be considered as a new report and not a duplicate. I was able to use...

Flickr: Critical broken cookie signing on dagobah.flickr.com

In this report it was discovered that we were signing one of our cookies with a weak, static secret key. To fix this, we replaced the aforementioned weak, static key with a more robust and secure system for signing that cookie...

8x8: Improper Neutralization of Script-Related HTML Tags in a Web Page (Basic XSS)

The researcher found a possible HTML injection in one of our demo system webpages caused by improper sanitisation of input data. The issue was swiftly resolved...

GitLab: Arbitrary file read via the bulk imports UploadsPipeline

Summary The bulk imports api does not remove symlinks when untaring the uploads.tar.gz file, allowing arbitrary files to be read and uploaded when importing a group. When a group has uploads such as markdown attachments, an uploads.tar.gz file will be downloaded and extracted in the...

GitLab: Gitlab Pages token theft using service workers

Summary It is possible to steal Gitlab Pages session tokens by intercepting requests to the /auth endpoint on a Pages site using service workers. Attack Flow Setup 1. The attacker creates a private Gitlab Pages site at the root of their user page attacker.gitlab.io, ensuring that the project is...

Shopify: Github base action takeover which is used in `github.com/Shopify/unity-buy-sdk`

Summary: Shopify have a github repository https://github.com/Shopify/unity-buy-sdk In the repository there is a github action, which is used a base action from an external github repository. That github account as not registered on github.com So I was able to takeover the account and host PoC...

X (Formerly Twitter): Discoverability by phone number/email restriction bypass

Summary: By using this vulnerability an attacker can find a twitter account by it's phone number/email even if the user has prohibited this in the privacy options. Description: The vulnerability allows any party without any authentication to obtain a twitter IDwhich is almost equal to getting the...

Krisp: Unsubscripe linkes leaked

@blackxxhat pointed to some users' unsubscribe links that have been indexed in webarchive as the users themselves have posted them in forums, social media, or other websites. We encourage our users not to post URLs from https://url5145.krisp.ai/ because those links may be used to manipulate their...

U.S. Dept Of Defense: ███ ████████ running a vulnerable log4j

Report Description: https://vulners.com/cve/CVE-2021-44228 Impact Probably arbitrary code execution System Hosts ███████ Affected Products and Versions CVE Numbers CVE-2021-44228 Steps to Reproduce 1. Browse to https://██████████/█████████https%3A%2F%2F███%2F 2. Enter a...

Tennessee Valley Authority: No Rate Limit On Forgot Password Page

Vulnerability description not provided...

Cosmos: Race condition in faucet when using starport

Hi team, I and Aditya sent this bug over email on Wed, 29 Dec, 17:45 IST. Later we noticed that security reports are accepted via the HackerOne program. So, I am sending a copy of the bug report here. Summary: We were testing an application and we found a race condition bug in the faucet...

Brave Software: XSS on internal: privileged origin through reader mode

A vulnerability in Brave iOS versions 1.32.3 and higher allowed for XSS attacks on the privileged origin internal://local through the combination of two weaknesses. The first weakness was the exposure of uuidKey through the REFERER header due to the lack of referrer header protection in the...

Monero: DLL hijacking in Monero GUI for Windows 0.17.3.0 would allow an attacker to perform remote command execution

Summary: Monero for windows contains a DLL hijacking vulnerability that allows to get a meterpreter command metasploit remote shell, The moment the victim runs the program it will execute our payload malicious .dll that will give an attacker a meterpreter console. This will allow the attacker...

TikTok: URL Scheme misconfiguration on TikTok for IOS

A misconfigured URL schema on a TikTok iOS endpoint could have resulted in a user being forced to follow other accounts by visiting a malicious website or HTML page. We thank @glassplant for reporting this to our team...

X (Formerly Twitter): Improper santization of edit in list feature at twitter leads to delete any twitter user's list cover photo.

An improper sanitization of the edit list feature at Twitter allowed an attacker to delete any Twitter user's list cover photo. By manipulating the media ID in the request, the attacker could delete the victim's cover photo, violating access controls...

Acronis: SQL injection in https://demor.adr.acronis.com/ via the username parameter

Vulnerability description not provided...

Brave Software: Universal XSS with Playlist feature

A Universal XSS vulnerability was discovered in Brave iOS versions 1.32.3 and higher. The vulnerability was caused by three weaknesses, including the exposure of UserScriptManager.securityToken and UserScriptManager.messageHandlerToken, as well as a UXSS vulnerability in PlaylistHelper through...

U.S. Dept Of Defense: CUI Labelled document out in the open

Hi DoD VDP, I have found a document and each page of it is marked CUI : "Controlled Unclassified Information". According to your standards, this file shouldn't be publicly available on internet. This document was last edited on █████████ 2021. My investigation leads me to think it could have been...

U.S. Dept Of Defense: Arbitrary File Read at ███ via filename parameter

Arbitrary file reads with multiple endpoint on a DoD public facing asset...

Brave Software: New XSS vector in ReaderMode with %READER-TITLE-NONCE%

A new XSS vulnerability was discovered in Brave iOS 1.31.1 and higher, which allowed attackers to execute malicious scripts on ReaderMode pages. The vulnerability was caused by a relaxation of the CSP rule, which allowed scripts with nonce-%READER-TITLE-NONCE% to be executed. Attackers could...

Acronis: Missing brute force protection on login page on www.acronis.com

A missing brute force protection vulnerability was discovered on the login page of www.acronis.com. This allowed attackers to launch brute force attacks on user accounts, potentially leading to unauthorized access...

Kubernetes: Github Account Takeover from Docs page of `kubernetes-csi.github.io`

Report Submission Form Summary: Kubernetes in its docs https://kubernetes-csi.github.io have a drivers list. One of the driver was pointing to an external github account. That github account was not registered on github.com So I was able to takeover the account and host PoC Kubernetes Version: NA...

MTN Group: Information disclosure through django debug mode

Summary: Your domain https://szezvzorilla.mtn.co.sz was disclosing information throught django debug mode enable. Steps To Reproduce: Visit https://szezvzorilla.mtn.co.sz/NONEXISTINGPATH/ You will the information of debugging Supporting Material/References: F1555934 attachment / reference Impact...

JFrog: Impersonation attack via Broken link in "blog-author" page

A social media platform link of "Twitter" on https://jfrog.com/blog-author/john-peterson/ was broken and could've allowed a user to impersonate a reseller and attack / scam your customers. This happened because the account of twitter either deleted or changed their username. I thought I'd report ...

Kubernetes: Broken Domain Link Takeover from kubernetes.io docs

Report Submission Form Summary: Kubernetes docs have Spanish translation available. One of the pages of the Portuguese doc has an external reference to a website . The website is not registered and can be purchased and used to host malicious content. Kubernetes Version: NA Component Version: NA...

Internet Bug Bounty: Buffer overflow in req_parsebody method in lua_request.c

Software Versions ------------------- Ubuntu - 18.04 32-bit Apache 2.4.51 32-bit Description ------------- This bug is present in "reqparsebody" method of modules/lua/luarequest.c file. Below mentioned lines of code cause this bug. cpp ... sizet vlen = 0; ... ... vlen = end - crlf - 8; buffer =...

h1-ctf: Saving Christmas from Grinchy Gods

It was a fun CTF to play had some good learning on thinking of how to approach real world targets and more things we can try while testing any target , some nudges were good and reminded of scenarios of actual microservices are built where these security issues can be present huge shoutouts to Ad...

h1-ctf: The Return of the Grinch

Read the full writeup here: https://github.com/tarifas90/CTF-Writeups-2021/blob/main/hackyholidasy2021.md...

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...

S-Pankki: Email/OTP verification bypass leads to Pre-Account Takeover.

Handled in https://jira.sok.fi/browse/VOIK-6267...

Krisp: Log4j CVE-2021–44228

The researcher's canary token got DNS interaction, which raised a false sense of log4shell vulnerability. $hostName would be exfiltrated if any of the processing servers were vulnerable, but as seen in the video submitted by the researcher just a plain DNS resolving was made...

Node.js: Prototype pollution via console.table properties

Summary: Attacker control of the second properties parameter of console.table may lead to prototype pollution. Description: Due to the formatting logic of the console.table function it is not safe to allow user controlled input to be passed to the properties parameter while simultaneously passing...