HackerOne: View any user email using the Team's audit log section

Vulnerability description not provided...

Node.js: "Assertion failed" in node::http2::Http2Session::~Http2Session() leads to HTTP/2 server crash

A vulnerability was discovered in the Node.js HTTP/2 stack http2 package. An attacker could send a small amount of TCP packets with HTTP/2 frames, causing the Node.js server to crash due to an assertion failure in the Http2Session destructor. The issue occurred when headers with HTTP/2 CONTINUATI...

HackerOne: Bypass report submit restriction/ban using the API key

A vulnerability was discovered that allowed banned researchers to submit reports through API keys, bypassing reporting restrictions. By creating an API key after an account was banned from submitting reports, a researcher could still submit reports to programs without restrictions, potentially...

Nextcloud: New AppPassword can be generated without password confirmation

A security vulnerability allowed an attacker to generate a new AppPassword without requiring password confirmation, potentially granting unauthorized access to Nextcloud accounts...

Nextcloud: Password reset endpoint is not brute force protected

The lostpassword flow in Nextcloud was missing brute force protection for the password reset endpoint, allowing attackers to potentially brute force the token without being throttled...

Internet Bug Bounty: Use of Cryptographically Weak Pseudo-Random Number Generator in WebCrypto keygen

A weak randomness vulnerability existed in WebCrypto keygen in Node.js 18, due to a change in EntropySource in SecretKeyGenTraits::DoKeyGen in src/crypto/cryptokeygen.cc. The vulnerability allowed for the possibility of non-cryptographically strong random data being used as keying material...

U.S. Dept Of Defense: Reflected XSS in ██████████

A reflected XSS vulnerability was found on one of the subdomains of a website. The vulnerability was present in the "militarybranch" parameter of the "NextRequestAccount.action" page. An attacker could exploit this vulnerability to execute XSS attacks and steal user's cookies, launch phishing...

Hyperledger: Dependency confusion in https://github.com/hyperledger/aries-mobile-agent-react-native

Vulnerability description not provided...

Stripe: Mass Accounts Takeover Without any user Interaction at https://app.taxjar.com/

@mrasg discovered an improper access control issue in TaxJar. This could have allowed for account takeover using the email change functionality. The vulnerability was caused by not correctly validating whether or not the reset password token was connected to the user being reset and was resolved ...

HackerOne: Ability to escape database transaction through SQL injection, leading to arbitrary code execution

HackerOne has an internal backend interface that gives debugging capabilities to its engineers. One of the features is the ability to run EXPLAIN ANALYZE queries against a connected database. This feature is accessible by a handful of engineers. The feature is vulnerable to a SQL injection that...

Internet Bug Bounty: Disabling context isolation, nodeIntegrationInSubFrames using an unauthorised frame.

Details can be found in the following github advisory: https://github.com/electron/electron/security/advisories/GHSA-mq8j-3h7h-p8g7 Impact Using a renderer exploit, context isolation and nodeIntegrationInSubFrames can be disabled, which enables an attacker to leak IPC module and communicate with...

Node.js: DNS rebinding in --inspect (insufficient fix of CVE-2022-32212 affecting macOS devices)

Summary: This is an insufficient fix of CVE-2022-32212, which itself is a fix of CVE-2018-7160. There exists a specific behaviour in browsers on macOS devices when handling the http://0.0.0.0URL that allows an attacker-controlled DNS server to bypass the DNS rebinding protection by resolving host...

Cloudflare Public Bug Bounty: HTTP Request Smuggling in Transform Rules using hexadecimal escape sequences in the concat() function

The Edge Rules engine used by Cloudflare Transform Rules features string modifying functions like lower and concat, which accepted hexadecimal-encoded characters such as ”\x0a\x0d“. This allowed for manipulation of request headers e.g. injecting an additional header and, as a consequence, made HT...

Shopify: Xss triggered in Your-store.myshopify.com/admin/apps/shopify-email/editor/****

Hi team, I have found Store Xss in shopify-email Reproduction Instructions / 1.Configure shopify-email for Shopify stores at https://apps.shopify.com/shopify-email 2.Goto Your-store.myshopify.com/admin/apps/shopify-email/template-branding 3.Change F1607675 with " click Save. 4.Now Select any...

JetBlue: Open Redirect

Vulnerability description not provided...

Omise: XSS via X-Forwarded-Host header

Summary: The https://www.omise.co/ website is vulnerable to a cross-site scripting flaw if the server receives a crafted X-Forwarded-Host header. Description: The server reads data directly from the HTTP request and reflects it back in the HTTP response. Reflected XSS exploits occur when an...

HackerOne: Report Bulk endpoint "agree-on-going-public" action may reveal Report disclosure state for invite-only programs

Hello, Hope you are doing well, SUMMARY -In hackerone user doesn't have permission to do any action like "disclosing/undiclosing" in disclosed report. -Here user can send the "cancel-disclosure-request" request to the server and server accepts the request gave 200ok response with ""flash":"The...

Sifchain: clickjacking vulnerability

Summary: add summary of the vulnerability 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 redressin...

Reddit: Missing rate limit in current password change settings leads to Account takeover

Summary: Happy Wednesday, I've found a missing rate limit protection in https://reddit.com and https://vip.reddit.com in password change settings. Enter the current password security mechanism is implemented to prevent the the cyber attackers not to change the password without knowing the current...

BugPoC: csp bypass leads to xss on wacky.buggywebsite.com

Summary: report will be uploaded later - need some sleeps █████████ ███ Steps To Reproduce: PoC above Thanks for the challenge. I tried to use bugpoc for everything but ended up using aws to host the js file - seemed fitting as well and served the purpose. F1065889 Impact taking over all the whac...

Mail.ru: [webvpn.city-srv.ru] Path traversal via CVE-2020-3452

CVE-2020-3452 on webvpn.city-srv.ru...

Mail.ru: Path traversal on bank.mail.ru ( CVE-2013-3827 )

Defects in Oracle’s JSF2 implementation allowed limited path traversal in tbank.mail.ru...

h1-ctf: [H1-2006 2020] Flag for H1-CTF

F850509 I will submit the write-up today but I need to get some rest, Excellent CTF though, its my firs time ever to solve H1-CTF Impact ^FLAG^736c635d8842751b8aafa556154eb9f3$FLAG$...

U.S. Dept Of Defense: Unrestricted file upload leads to stored xss on https://████████/

Summary: When the user want to upload a "certificate", the web app doesn't check the content-type of the file. A user can upload any kind of file binary,html,... Step-by-step Reproduction Instructions 1. Create an account at https://██████/████████/app/registration/basic-info 2. When you are...

Glassdoor: XSS at https://www.glassdoor.com/Salary/* via filter.jobTitleExact

Summary: There exists a Cross Site Scripting and Content Injection vulnerability at https://www.glassdoor.com/Salary/ via the filter.jobTitleExact query parameter. Using URL encoded HTML entities, it is possible to inject HTML content and break out of the context of a tag. The WAF does a good job...

HackerOne: Unauthorized user can obtain `report_sources` attribute through Team GraphQL object

Summary: Hi team. And Happy New Year! Description: If I am not mistaken, then through this parameter we can define private programs with an external link. If this parameter is not empty, then the program is private. - "HackerOne Platform" Steps To Reproduce https://hackerone.com/graphql POST:...

Mail.ru: Delete images of users with clickjacking in https://pw.mail.ru

Researcher found site-wide Clickjacking on https://pw.mail.ru which potentially could be used to trick user to delete avatar or change his/her profile data...

Omise: Email enumeration at SignUp page

Hi. There's bad security practise at https://trade.go.exchange/en/auth/sign-up against User enumeration. Description: At the signup page here https://trade.go.exchange/en/auth/sign-up , when you enter an existing user's mail , a msg box says "Email is invalid." F546294 The problem is that any use...

Ruby: WEBrick::HTTPAuth::DigestAuth authentication is vulnerable to regular expression denial of service (ReDoS)

The private instance method splitparamvalue in class WEBrick::HTTPAuth::DigestAuth uses a regular expression that is vulnerable to denial of service due to catastrophic backtracking. The regular expression is: ^\s\w-.\%!+=\s"\.|^""\s,? Source:...

Shopify: any staff members have the ability to comment in [discounts] he/she can disable comment section it to other staff even the admin of the store

Hi, I found this cool behavior by mistake when I was testing for some GraphQL, any user have ability to comment in discounts code at discounts section can turn off comments to the other staff members include the admin/manager of the store. this happens because when the GraphQL used to create a...

Shopify: DOM XSS via Shopify.API.Modal.initialize

Similar 422043 & 576532 Payload Based on 576532: html function attack const ctx = window.openlocation.origin+'/admin/themes', 'blank' const json = message: "Shopify.API.Modal.initialize", data: src: "" let interval; interval = setIntervalfunction if window.attackSuccess clearIntervalinterval else...

Internet Bug Bounty: Local Privilege Escalation during execution of VeraCryptExpander.exe (UAC bypass)

Summary: Your VeraCryptExpander.exe is vulnerable to a Local Privilege Escalation UAC BYPASS during execution. The issue is located here: https://github.com/veracrypt/VeraCrypt/blob/a108db7c85248a3b61d0c89c086922332249f518/src/ExpandVolume/VeraCryptExpander.manifest...

Razer US: Razer Synapse 3 Chromasdk.io Root CA with Private Key Re-use

The researcher found that a root certificate was preinstalled with the Chroma SDK with a exposed private key. He assisted us in testing a fix. This was integrated into the codebase in May and published at the end of June. We appreciate his assistance working with us on this issue. Razer Synapse 3...

Monero: CryptoNote: remote node DoS

Summary: Remote node DoS. See patch below. Releases Affected: All Monero versions, including the recent v0.14.0.2. Possibly all CryptoNote implementations that aren't Zano. Steps To Reproduce: Since this is currently a theoretical attack, non-code PoC detailed in the patch below. Supporting...

Versa Networks: Passwords Stored Insecurely

In Versa Director, Versa Analytics and VOS, Passwords are not hashed using an adaptive cryptographic hash function or key derivation function prior to storage. Popular hashing algorithms based on the Merkle-Damgardconstruction such as MD5 and SHA-1 alone are insufficient in thwarting password...

Shopify: Bypass GraphQL rate limit by abusing negative cost queries

Hi security team, While looking into the graphql app I noticed an interesting implementation where each app has a bucket of query cost they are allowed to used in a given time with a certain refresh rate associated with it. The details can be found at...

Monero: Monero can leak unitialized memory

See this proof of concept: cpp include include include INITIALIZEEASYLOGGINGPP template static void invokehttpjsonvoid typename T::request ireq; typename T::response ires; std::string reqparam; if!epee::serialization::storettojsonireq, reqparam return; printf"%s\n", reqparam.cstr; int mainvoid...

Node.js third-party modules: [webpack-bundle-analyzer] Cross-site Scripting

I would like to report Cross-site Scripting in webpack-bundle-analyzer. It allows injecting and executing arbitray JavaScript code. Module module name: webpack-bundle-analyzer version: 3.0.3 npm page: https://www.npmjs.com/package/webpack-bundle-analyzer Module Description Visualize size of webpa...

QIWI: XXE on ██████████ by bypassing WAF ████

XXE on ■■■■■■.qiwi.com with WAF bypass The endpoint on ██████ accepts a POST request with an XML document. A Web-Application Firewall WAF successfully blocked all requests that contained any of the keywords !DOCTYPE, !ENTITY or !ELEMENT, that are necessary for XXE attacks to be successful. Howeve...

Mail.ru: SSRF на api.icq.net

SSRF in api.icq.net due to invalid handling of non-zero Content-Length value in GET requests...

Shopify: Open redirection in OAuth

steps to reproduce: 1-Open your shopify partner account. 2-Create an app and click on test your app. 3-Select a development store you own. 4-Intercept the request using burpsuite and change the "installappSelect a store" parameter to any store with no validation. The request like this: POST...

Ubiquiti Inc.: UniFi Video Server web interface Configuration Restore path traversal leading to local system compromise

In UniFi Video Controller 3.9.3 and prior, an user with administrator privileges can restore the configuration using a specially crafted zip file. Due to the lack of validation for path transversal, the user can upload arbitrary files to arbitrary locations...

U.S. Dept Of Defense: Remote Code Execution (RCE) in a DoD website

An application deserialization vulnerability was found in a misconfigured Department of Defense DoD website by @joaomatosf via POST/GET request. Impressive work. This showcases your skills! Thank you for supporting the DoD Vulnerability Disclosure Program!...

GitLab: GitHub import allows user to create child group under existing namespace

When importing a GitHub repository on GitLab, a request is made to /import/github. The user is allowed to pass along a target namespace where they want to add the repository. In this process, the code will create the namespace if it doesn't exist already. However, this can be used to create a...

GitLab: SQL injection in MilestoneFinder order method

The MilestoneFinder is a class used to find milestones based on group or project identifiers. The class is used in multiple controllers. It allows to filter based on state and can be used to order the result set. One of the uses can be found in the Groups::MilestonesController. When the index...

IRCCloud: [IRCCloud Android] Opening arbitrary URLs/XSS in SAMLAuthActivity

Hi, I'd like to report a bug which allow to open arbitrary URLs in com.irccloud.android.activity.SAMLAuthActivity This activity is exported: xml it means that it can be accessed by any third-party apps installed on the same device. On the newest Androids it also could be exploited by Android...

VK.com: CSRF Добавить просмотр к записи без ведома пользователя.

Отсутствие параметра hash при учете просмотра записей. Отсутствовал параметр hash при учете просмотра записей. Можно было вести массовую накрутку просмотров на посты. При этом просмотры крутились даже в частную группу, несмотря на то, что у нас к ней не было доступа. POC выглядел так:...

U.S. Dept Of Defense: Remote Code Execution (RCE) in DoD Websites

A remote code execution RCE vulnerability was found on a Department of Defense DoD website which could have enabled an attacker to execute remote commands on the web server. @joaomatosf was able to demonstrate this vulnerability by developing a custom script that caused the webserver to execute a...

Automattic: Authentication Bypass - Chaining two vulnerabilities leads to account takeover at en.instagram-brand.com

Product / URL https://en.instagram-brand.com/wp-json/brc/v1/login/ Description and Impact An attacker can perform account takeover by leveraging following two vulnerabilities: Auth Bypass = Username Enumeration + Login Brute Force A. Username Enumeration: ------------------------------- For the...

HackerOne: Subdomain takeover at info.hacker.one

Summary: Hi team,i've been able to takeover subdomain at info.hacker.one, the CNAME entry in the subdomain is pointing to an external page service app.unbounce.com. Actual Dns Entry: F156764 Steps To Reproduce 1 I have claimed the domain and placed a page for PoC validation located under: Go to -...