Khan Academy: RTL override char allowed at khanacademy redirect page

Summary Attacker can embed RTLO character at the following URL https://www.khanacademy.org/computer-programming/linkredirector?url= to trick the user to download suspicious files. Steps to reproduce Visit https://www.khanacademy.org/computer-programming/linkredirector?url= add the following paylo...

PayPal: DoS on PayPal via web cache poisoning

On https://paypal.com/, you could impact core functionality by using an invalid Transfer-Encoding header to replace JavaScript files from www.paypalobjects.com with the message '501 Not Implemented'. This was patched and awarded a $9,700 bounty. By the time you read this, there should be a full...

Node.js third-party modules: A specifically malformed MQTT Subscribe packet crashes MQTT Brokers using the mqtt-packet module for decoding

I would like to report a buffer over-read in mqtt-packet respectively BufferList module. It allows triggering an out of range read on a buffer which throws a RangeError. MQTT Brokers like mosca and aedes using this module can be forced to crash by sending a specifically malformed MQTT Subscribe...

Internet Bug Bounty: Uninitialized read in exif_process_IFD_in_TIFF

This bug can be reproduced only in 32 bit PHP builds. This bug is present in exifprocessIFDinTIFF 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=77509 PHP version ...

Kaspersky: Kaspersky Protection extension for Google Chrome is vulnerable to abuse its features

Summary The Google Chrome extension "Kaspersky Protection" installed automatically by Kaspersky Internet Security can be tricked by arbitrary websites into uninstalling browser extensions. Description Kaspersky Protection for Google Chrome has some functionality to uninstall malicious browser...

Zomato: [auth2.zomato.com] Reflected XSS at `oauth2/fallbacks/error` | ORY Hydra an OAuth 2.0 and OpenID Connect Provider

Heyy there, I have found a xss in auth2.zomato.com Full url:https://auth2.zomato.com/oauth2/fallbacks/error?error=xss&errordescription=xss&errorhint=xss Vulnerable Parameters: All available parameters are vulnerable XSS Payload: XSS Steps To Reproduce the xss Just copy paste and load this url in...

Shopify: H1514 Removed Staff members who had "Apps" permission can still modify flow app connections

Summary: It's been found that removed staff members who had "Apps" permission can still modify flow app connection settings due to improper authorization. Description: Flow app https://apps.shopify.com/flow allows users to connect their Google Sheets, Trello and Asana accounts to their flow...

HackerOne: Missing Certificate Authority Authorization rule

Certificate Authority Authorization supported by LetsEncrypt and other CAs allows a domain owner to specify which Certificate Authorities should be allowed to issue certificates for the domain. All CAA-compliant certificate authorities should refuse to issue a certificate unless they are the CA o...

Chaturbate: [chaturbate.com] - CSRF Vulnerability on image upload

Summary Hi guys, One of the features available to a Chaturbate user is the ability to upload images into photo sets. The upload functionality does not use any CSRF tokens, allowing attackers to perform CSRF attacks and upload images to a user's profile without the user's consent. Steps To...

Augur: Subdomain takeover on slack.augur.net pointing to GitHub Pages

Summary The slack.augur.net record wasn't removed from the DNS after the migration to Discord invite.augur.net and was pointing to a non-existent page on GitHub Pages. So a subdomain takeover was possible and a proof-of-concept has been done to confirm this. Description Searching for subdomains o...

Roblox: Subdomain Takeover to Authentication bypass

Vulnerability Type: ----------- Subdomain Takeover Description: ----------- Due to unclaimed or expired Hubspot instance an attacker is able to claim and serve content from devrel.roblox.com and perform different kind of attacks which i shared in impact section. Affected Area: -----------...

Internet Bug Bounty: Certificate message OOB reads (CVE-2016-6306)

In OpenSSL 1.0.2 and earlier some missing message length checks can result in OOB reads of up to 2 bytes beyond an allocated buffer. There is a theoretical DoS risk but this has not been observed in practice on common platforms. The messages affected are client certificate, client certificate...

Phabricator: User with only Viewing Privilege can send message to Room

Hey, mongoose When the owner of a chat room gives any user Viewing Privilege, that user can then send messages to the room. As expected, there's no form to send messages when the user access the room since in theory it shouldn't be possible. However, messages via POST requests can still be sent a...

Pornhub: Reflected XSS by way of jQuery function

The researcher identified a path which exposed a vulnerable jQuery sinkhole allowing XSS. Additionally, the researcher was able to demonstrate a variety of attacks possible by way of arbitrary Javascript execution. Depending on the OS and browser implementation, the researcher demonstrated that h...

HackerOne: SPF whitelist of mandrill leads to email forgery

I just sent a forged email to [email protected] that appears to originate from [email protected]. I was able to do this because of the following SPF record: dig txt hackerone.com hackerone.com. 299 IN TXT "v=spf1 include:spf.google.com include:sendgrid.net include:mail.zendesk.com...

Coinbase: Blacklist bypass on Callback URLs

In bug 47368, I was able to reach private IP addresses via the "Test Now" button of the "Callback URL" feature. Exploiting this flaw allowed me to reach the metadata server of your outbound proxy which is, afaik, maintained by Proximo. A comment by aianus states that callbacks are now restricted...

Mail.ru: auth.mail.ru: XSS in login form

Привет! XSS присутствует прямо в форме логина, достаточно указать верные креды : Собственно, как повторить: Отправляем такой вот POST, свой пароль я затер, сорри. Но !! работает только если верные креды POST /cgi-bin/auth HTTP/1.1 Host: auth.mail.ru User-Agent: Mozilla/5.0 Macintosh; Intel Mac OS...

Mail.ru: XXE and SSRF on webmaster.mail.ru

SSRF request: POST /domain/metadata HTTP/1.1 Host: webmaster.mail.ru User-Agent: Mozilla/5.0 Macintosh; Intel Mac OS X 10.9; rv:29.0 Gecko/20100101 Firefox/29.0 Accept: application/json, text/javascript, /; q=0.01 Accept-Language: ru-RU,ru;q=0.8,en-US;q=0.5,en;q=0.3 Accept-Encoding: gzip, deflate...

Internet Bug Bounty: SPDY memory corruption

A bug in the experimental SPDY implementation in nginx 1.5.10 was found, which might allow an attacker to corrupt worker process memory by using a specially crafted request, potentially resulting in arbitrary code execution CVE-2014-0088. The problem only affects nginx 1.5.10 on 32-bit platforms,...

Internet Bug Bounty: PHP Heap Overflow Vulnerability in imagecrop()

Overview: --------- PHP 5.5.0 added a function called imagecrop in PHP's gd extension. This function is implemented using the gdImageCrop function, which creates a new gd image and crops the result by directly copying pixel data. However, this function contains multiple arithmetic operations pron...

MariaDB: Connector/C Out-of-bounds read in `unpack_fields()` from short metadata field

A buffer over-read vulnerability was identified in the metadata field parsing function within the database connector library. The function processed fixed-header metadata without validating that the field data contained the required minimum length of 12 bytes. A malicious or compromised server...

curl: curl leaks destination IP via glibc getaddrinfo() UDP connect, bypassing SOCKS5/Tor

Summary: When using curl with a SOCKS5 proxy e.g. Tor on 127.0.0.1:9050, glibc getaddrinfo performs direct UDP connect probes to the target’s IP:443. These syscalls bypass the proxy and expose the user’s route to the destination, breaking anonymity expectations. The IPs I got in my case:...

inDrive: #2 XSS on watchdocs.indriverapp.com

An XSS vulnerability was discovered on watchdocs.indriverapp.com. The vulnerability allowed execution of JavaScript on the user's browser...

Internet Bug Bounty: Node.js - DLL Hijacking on Windows

Full Node.js Security Releases - summarizing the issue is here:https://nodejs.org/en/blog/vulnerability/july-2022-security-releases/ The original Node.js HackerOne report is here: https://hackerone.com/bugs?reportid=1447455 ----- Node.js versions earlier than 16.16.0 LTS and 14.20.0 are vulnerabl...

curl: CVE-2022-27775: Bad local IPv6 connection reuse

Summary: Curl doesn't consider IPv6 address zone index when doing connection reuse. if connection exists to specific IPv6 address and other conditions for connection reuse are fulfilled it will be reused for connections regardless of the zone index. Steps To Reproduce: 1.Set up a fake server: ech...

GitHub Security Lab: [Java] Query for detecting Jakarta Expression Language injections

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

Homebrew: Broken parsing of Git diff allows an attacker to inject arbitrary Ruby scripts to Casks on official taps

Description Due to improper parsing of Git diff in Homebrew/actions/review-cask-pr, it's possible to confuse parser to ignore additional lines. Which leads injection of malicious Ruby scripts. Root cause review-cask-pr uses the git diff file to check if the pull request is "simple" enough to...

Acronis: Account Confirmation bypass leads to acess some fucntionality

STEPS: 1. Go to the URL https://account.acronis.com//auth/signup 2. Create a Business Account 3. Intercept the request using burp suite 4. Now intercept the response of given HTTP REQUEST below 5. Change the field "confirmed":false to true 6. Even you can bypass Accept term condition by changing...

h1-ctf: [H1-2006 2020] CTF Writeup!

The Beginning ===================== The scope of the H1-2006 CTF was .bountypay.h1ctf.com. After opening https://bountypay.h1ctf.com, I noticed that on the top left of the screen there was a dropdown with two login pages: one for Customers https://app.bountypay.h1ctf.com/ and one for Staff...

Stripo Inc: [www.stripo.email] There is no rate limit for contact-us endpoints

Summary The speed limit for the https://stripo.email/es/contact-us endpoint has not been implemented. Steps To Reproduce 1. Go to the https://stripo.email/es/contact-us 2. Turn on blocking and fill out the contact form 3. Send request to Intruder. 4. Set your payloads and start attack. 5. There i...

X (Formerly Twitter): iOS app crashed by specially crafted direct message reactions

Summary: iOS app crashed by specially crafted direct message reactions Description: Twitter does not properly sanitize direct message reactions, making it possible for arbitrary reaction text to be shown to the user via the message preview in the direct message list. Special characters such as \r...

Stripo Inc: HTTP Request Smuggling on my.stripo.email

Summary: HTTP request smuggling vulnerabilities arise when websites route HTTP requests through webservers with inconsistent HTTP parsing. By supplying a request that gets interpreted as being different lengths by different servers, an attacker can poison the back-end TCP/TLS socket and prepend...

Polymail, Inc.: Reflected XSS by changing url parameters on the user invite onboarding links.

@renekroka Discovered a potential reflected XSS by changing url parameters on the user invite onboarding links. 1...

Mail.ru: IDOR в списке пользователей по домену в relap.io

IDOR in relap.io allowed users enumeration for domain...

Trint Ltd: SSO bypass in zendesk using trint organization able to leak internal ticket information

Summary hello there because in app.trint.com there's no email verification i able to login in your zendesk SSO using your organization your organization using domain @trint.com because there's no email verification i able to read and takeover + claim this email [email protected] and i able to...

Node.js third-party modules: [npm-git-publish] RCE via insecure command formatting

I would like to report a RCE issue in the npm-git-publish module. It allows to execute arbitrary commands remotely inside the victim's PC Module module name: npm-git-publish version: 0.2.4-beta npm page: https://www.npmjs.com/package/npm-git-publish Module Description Share/publish private packag...

Razer: DOM XSS at https://www.thx.com in IE/Edge browser

Summary: I just recently found easy exploitable DOM XSS vulnerability because of https://www.thx.com/assets/plugins/ultimate-social-media-icons/js/custom.js?ver=5.2.3 js file Steps To Reproduce: First i want to say this is vulnerable code function sfsimobilewechatshareurl if...

MariaDB: CRLF injection on https://buildbot.mariadb.org

A CRLF new line injection vulnerability has been discovered in the Buildbot.net software and reported to us. We have forwarded this to the Buildbot developers which coordinated a fix release and public disclosure. This vulnerability has been assigned CVE-2019-7313. More details in the advisory te...

Mail.ru: source code leak

A fragment of source code was available for download on flash.terrhq.ru...

Ruby: Unix domain socket and a path containing a null character

Some methods on UNIX domain socket are not checked for null characters. vagrant@localhost $ ls /tmp vagrant@localhost $ irb irbmain:001:0 require 'socket' = true irbmain:002:0 UNIXServer.open"/tmp/socket\0ruby" |serv| irbmain:003:1 c = UNIXSocket.open"/tmp/socket\0sapphire" irbmain:004:1 s =...

Shopify: Stored XSS in *.myshopify.com

Hello, First of all in noticed that this is out of scope "Any issue related to the storefront area being displayed in a element in the admin area, for example in the Theme Editor." This is not in the store front and this will be set in an XSS payload. 1. Go to https://YOUR...

Cloudflare: Cloudflare based XSS for IE11

XSS can be performed via malformed URI request in IE11and potentially in Edge. Cloudflare has a vulnerable default error page for HTTP 522. For example it takes some time: https://hacker.one/%ff Lets use IE11 to proof the concept. https://hacker.one/%ff/?"escaped Result:...

WordPress: Wordpress unzip_file path traversal

Summary The Wordpress unzipfile function https://codex.wordpress.org/FunctionReference/unzipfile is vulnerable to path traversal when extracting zip files. Extracting untrusted zip files using this function this could lead to code execution through placing arbitrary PHP files in the DocumentRoot ...

Instacart: XSS in instacart.com/store/partner_recipe

Please open the following url...

Nextcloud: Bypassing quota limit

Hi an user can upload files despite having a limited quota by changing value of "OC-Total-Length" in header to "A" or adding "X-Expected-Entity-Length" in header with "A" value in normal insuffisant storage we have: PUT /remote.php/webdav/a.jpg HTTP/1.1 Content-Type: application/octet-stream...

New Relic: Java RMI (Remote Code Execution)

hello Guys while i was testing your site i found an interesting domain of newrelic which is pinger-master.newrelic.com and when i visit that domain it says unable to connect with the host the i quickly do nslookup and i got this results fish@punt $ nslookup pinger-master.newrelic.com Server:...

LocalTapiola: Content Spoofing or Text Injection (404 error page injection on yrityspalvelu)

Vulnerability Description: Application allows users to inject any content on the 404 not found webpage Vulnerable Location: https://yrityspalvelu.tapiola.fi/a1/has%20been%20changed%20by%20a%20new%20one%20https://www.attacker.com%20so%20go%20to%20the%20new%20one%20since%20this%20one Fix : just use...

Uber: XSS in getrush.uber.com

'' 'https://getrush.uber.com/business?utmcampaign=tttttt%27%3C/script%3E%3Cscript%3Ealert0%3C/script%3E&utmmedium=top&utmsource=website''' You need to escape the utmcampaign parameter before rendering it in the HTML. Thanks, David Dworken...

HackerOne: CSP Bypass: Click handler for links with data-method="post" can cause authenticity_token to be sent off domain

Background - There has been at least one case where an attacker was able to insert arbitrary HTML into a submitted report - HackerOne uses a very strict Content Security Policy that prevents inline script and script from other origins - HackerOne uses an authenticitytoken in its POSTs to guard...

Mobile Vikings: Stored XSS in Direct debit name

Make new or edit old Direct debit for example https://mobilevikings.be/en/account/easypay/correct-direct-debit-mandate/111366/ 2. Fill owners name with payload asdf'"alertdocument.cookie 3. Save form. We got Stored XSS in pages: https://mobilevikings.be/en/account/easypay/...