GitLab: Drive-by arbitrary file deletion in the GDK via letter_opener_web gem

Summary When running gitlab in development, an extra gem used to view emails that have been sent: https://gitlab.com/gitlab-org/gitlab/-/blob/v14.3.0-ee/config/routes/development.rbL14 ruby mount LetterOpenerWeb::Engine, at: '/rails/letteropener' One of the routes it adds is to delete a letter:...

OneWeb: Vulnerable Jira Instance

Multiple information exposure vulnerabilites were identified in a Jira Server instance unauthenticated access to APIs and system browser functions. @lesleybw found multiple CVEs and exposures on a Jira instance owned by OneWeb 1...

Internet Bug Bounty: CVE-2021-3711: SM2 decrypt buffer overflow

CVE-2021-3711 In order to decrypt SM2 encrypted data an application is expected to call the API function EVPPKEYdecrypt. Typically an application will call this function twice. The first time, on entry, the "out" parameter can be NULL and, on exit, the "outlen" parameter is populated with the...

MTN Group: Exposed gitlab repo at https://adammanco.mtn.com/api/v4/projects

Summary: Hello I found Exposed gitlab repo at https://adammanco.mtn.com/api/v4/projects Steps To Reproduce: Visit https://adammanco.mtn.com/api/v4/projects Supporting Material/References: "id":5,"description":"","name":"test","namewithnamespace":"Jodrico Jansen Van Vuuren /...

MTN Group: CVE-2021-38314 @ https://www.mtn.co.rw

Summary: Hello. I your domain https://www.mtn.co.rw was vulnerable to CVE-2021-38314 Description: The Gutenberg Template Library & Redux Framework plugin = 4.2.11 for WordPress registered several AJAX actions available to unauthenticated users in the includes function in...

MTN Group: CVE-2021-38314 @ https://www.mtn.ci

Summary: Hello. I your domain https://www.mtn.ci was vulnerable to CVE-2021-38314 Description: The Gutenberg Template Library & Redux Framework plugin = 4.2.11 for WordPress registered several AJAX actions available to unauthenticated users in the includes function in...

MTN Group: firebase credentials leaks @ https://mpulse.mtnonline.com

Summary: Hello. I found firebase credentials leaks at https://mpulse.mtnonline.com Steps To Reproduce: Visit https://mpulse.mtnonline.com right click view source code Supporting Material/References: // Initialize Firebase var config = apiKey: "████", authDomain: "████████", databaseURL:...

MTN Group: firebase credentials leaks @ https://mtnhottseat.mtn.com.gh

Hello. I found firebase credentials leaks at https://mtnhottseat.mtn.com.gh. Steps To Reproduce: Visit https://mtnhottseat.mtn.com.gh Right click view source code. Supporting Material/References: // Your web app's Firebase configuration // For Firebase JS SDK v7.20.0 and later, measurementId is...

TikTok: Reflected XSS in TikTok endpoints

Cross site scripting vulnerability was found in few TikTok endpoints using the region parameter. We thank @sh1yo for reporting this to our team...

Kubernetes: Tokenless GUI Authentication

Report Submission Form Summary: A person has the ability to bypass the login screen using the 401 error code produced from a failed token login. The user is given the privileges of an system:anonymous user. Kubernetes Version: kubectl, kubeadm, kubelet 1.22.2 Ubuntu 20.04.3 - 64bit Component...

Mail.ru: XSS Stored on https://seedr.ru

Site: https://seedr.ru/ OS version: Windows 10 browser: Google chrome Stored cross-site scripting arises when an application receives data from an untrusted source and includes that data within its later HTTP responses in an unsafe way. I changed my nickname to a code that demonstrates the...

PlayStation: Remote kernel heap overflow

Summary The PlayStation has a kernel PPPoE driver, that originates from NetBSD. This driver has a kernel heap overflow vulnerability, that an attacker can remotely trigger over the LAN, with the ability to control both the contents that are overflown and their sizes. Technical Details PPPoE...

Concrete CMS: A bypass of adding remote files in concrete5 FIlemanager leads to remote code execution

Hi, I 'm currently testing the latest concretecms on my own pc and found some security problems of file manager. Concretecms allows user to upload remote files via file manager. With some techniques to bypass restriction of this function, a evil user will be able to download arbitary php file int...

Reddit: Email Verification Bypass And Get access to user's private invitation.

Part 2 of my previous report : https://hackerone.com/reports/1225499 I am sending this report again because you closed my previous report. i posed new impact of this vulnerability in my previous report but i didn't get any reply. So i reported it again. First Vulnerability : Email verification...

Shopify: Staff can use BULK_OPERATIONS_FINISH webhook topic using Graphql without permissions all

I am reporting this because it looks like an authorization bug in GraphQL. A Staff member with no permissions on a Shopify Store may be able to create Webhooks with the webhookSubscriptionCreate mutation on BULKOPERATIONSFINISH webhook topic. POST...

GitHub Security Lab: [Python] CWE-522: Insecure LDAP Authentication

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

Mail.ru: Subdomain Takeover

Hi team, Actually team this bug is similar to my previous bug which I submitted-██████ Issue details:- Subdomain takeover vulnerabilities occur when a subdomain subdomain.example.com is pointing to a service e.g. GitHub pages, Heroku, etc. that has been removed or deleted. This allows an attacker...

Mail.ru: RCE в .api/nr/report/{id}/download

Domain, site, application -- app.nativeroll.tv Steps to reproduce -- Нужен аккаунт рекламодателя, можно зарегистрировать здесь https://seedr.ru/register-user/advertiser 1. Войти как рекламодатель https://seedr.ru/login/advertiser 2. Пощелкать что-нибудь, поперехватывать запросы, нужен accesstoken...

Brave Software: Information disclosure

Vulnerability tested on:- Brave 1.29.81 Chromium: 93.0.4577.82 Official Build 64-bit Vulnerability description:- For security measures and for privacy purposes, Brave has the ability to open a normal tab of the Brave when we navigate to: chrome://wallet, chrome://history etc. due to the reason th...

U.S. General Services Administration: Web Cache Poisoning leading to DoS

Summary: acquisition-uat.gsa.gov is vulnerable to web cache poisoning that can lead to Denial of Service DoS in the application. Steps To Reproduce: 1. Visit https://acquisition-uat.gsa.gov/?letme=4449 to make sure the service is available. Note: letme=4449 is used as cache buster as we do not wa...

GitHub Security Lab: New experimental query: Clipboard-based XSS

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

GitHub Security Lab: ihsinme: Add query for CWE-758 Reliance on Undefined, Unspecified, or Implementation-Defined Behavior

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

Shopify: Domain Takeover at 3hopify.media

Hi, I believe that 3hopify.media is belong to your company Shopify. F1454834 I able to takeover this domain by Your Service . Poc : Please visit https://3hopify.media or https://www.3hopify.media Impact Scam Users .. etc...

U.S. Dept Of Defense: Expired SSL Certificate allows credentials steal

Hi security Team! I've found this website with no valid SSL Certificate. https://██████████ Certificate has expired 314 days ago. Impact Error message can appear on page and user can have his credentials stolen by an attacker capturing the network data. System Hosts ███████ Affected Products and...

Lacework: Broken link profile in the website leads to identity theft.

Hi, I have found the Broken link profile in the website where the attacker can perform identity theft. Summary : When a web application has any pages, sources, links to external 3rd party services and are broken then the attacker can claim those endpoints to successfully conduct the attack and...

VK.com: Уязвимость в приложении для Android

Некорректная обработка событий. Уязвимость позволяла "угонять" токен аутентификации пользователя с помощью виджетов Маруси F1624996...

TikTok: HTML Injection on tiktoktutorials via firstName parameter

HTML injection was found in tiktoktutorials endpoint which could have potentially allowed attackers to modify the content of the email and trick users into visiting malicious sites. We thank @siratsami for reporting this to our team...

Basecamp: com.basecamp.bc3 Webview Javascript Injection and JS bridge takeover

It was identified that the android com.basecamp.bc3 application, contains a Webview where the loaded URLs are not sanitised properly. As this webview's functionality is extended via javascript interfaces and has the javascript enabled it is possible to inject arbitrary javascript code which will ...

VK.com: Получаем название и аватарку (50x50) частной группы.

Частичное раскрытие данных о частной группе через приложения...

Glassdoor: [https://www.glassdoor.com] - Web Cache Deception Leads to gdtoken Disclosure

A web cache deception issue was reported by @bombon For the exploit to trigger, the victim must be logged-in to Glassdoor and must also visit an attacker-controlled page that makes the victim hit the caching page, programmatically fetch the cached CSRF token gdToken, and forge and send a request ...

Basecamp: Subdomain Takeover due to ████████ NS records at us-east4.37signals.com

Description Hi! I have discovered that us-east4.37signals.com was pointing to an unclaimed ████ NS zone and I've managed to claim it in my account. POC http://nagli.us-east4.37signals.com/takeover.html F1451587 Remediation Make sure to configure the DNS records under us-east4.37signals.com Best...

Flickr: Flickr Account Takeover using AWS Cognito API

Flickr uses Amazon Cognito to implement its login functionality. Furthermore, Flickr does not allow users to change their registered e-mail address via the user interface. This restriction can be bypassed via direct communication with the Amazon Cognito User Pool API. Consider we have the followi...

GitLab: Stored XSS in merge request creation page through payload in approval rule name

Summary Hi GitLab team, I found a stored XSS in merge request creation page caused by a payload in the name of an "approval rule". Adding approval rules is a feature that is unlocked for premium subscriptions or above. This does not seem to block it from being used against regular users on for...

Reddit: Hash-Collision Denial-of-Service Vulnerability in Markdown Parser

Summary: We have found three bugs in Reddit's markdown parser. Two of these bugs are exploitable to launch an algorithmic complexity denial-of-service DoS attack. In this report we explain the bugs and exploits. We also show, in a non-disruptive way, that it appears to exist in the current versio...

Acronis: Domain does not Match SSL Certificate

Summary While examining the subdomains for acronis.com, I noticed that https://pa.acronis.com is not currently protected by your SSL certificate. Steps To Reproduce Open firefox and copy/paste the following into the search bar: https://pa.acronis.com After you hit enter you will be transferred to...

U.S. Dept Of Defense: Subdomain takeover [​████████]

The subdomain ███████ was pointing to an Azure Cloud App domain araz-sp.centralus.cloudapp.azure.com, but that endpoint was not registered. Impact It's extremely vulnerable to attacks as a malicious user could create any web page with any content and host it on the vulnerable domain. This would...

PlayStation: size_t-to-int vulnerability in exFAT leads to memory corruption via malformed USB flash drives

Summary A heap-based buffer overflow can be triggered by a malformed exFAT USB flash drive. Vulnerability The vulnerability is in Sony's exFAT implementation where there is an integer truncation from 64bit to 32bit on a size variable that is used to allocate the up-case table: c int...

UPchieve: No Rate Limiting for Password Reset Email Leads to Email Flooding

There is "No Rate Limiting" implemented in sending the Password Reset Email. Thus, attacker can use this Vulnerability to bomb out the Email Inbox of the victim. Affected URL : https://hackers.upchieve.org/resetpassword Steps to Reproduce: 1. Log In to : https://hackers.upchieve.org/ 2. Go To :...

GitHub Security Lab: [Java] CWE-079: Query to detect XSS with JavaServer Faces (JSF)

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

GitHub Security Lab: [Java]: Add XXE sinks

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

Sony: Blind User-Agent SQL Injection to Blind Remote OS Command Execution at █████████

The researcher reported that a login form of a Sony website was vulnerable to a blind SQL injection. The researcher was able to use the blind SQL injection to enable xpcmdshell functionality on the database and then run system commands. The output from the system commands was then obtained via...

Shopify: Xss At Shopify Email App

Hello Team, i have found a Xss on the Shopify email app, but it's a bit wired, it's not executing directly but when i am coping the code it is getting executed. step-1: Navigate to https://s1-aug.myshopify.com/admin/apps/shopify-email/editor/3694417 step-2: Add the xss pay load anywhere like...

Judge.me : Blind XSS via Feedback form.

Summary: Hi Team, I found Blind XSS which is triggered on the admin panel. I was trying to add widgets on the installation page for default theme. When the installation was done, I saw a question like that Are you happy with how everything looks?. I clicked the No, please remove all widgets butto...

Nextcloud: User files is disclosed when someone called while the screen is locked

Summary: User files in the server is disclosed while the screen is locked when someone called. Steps To Reproduce: add details for how we can reproduce the issue 1. Make 2 Accounts, Lets call them Account A and Account B 2. Using Account A login to https://nextcloud/apps/spreed/ 3. Using Account ...

TikTok: Broken Link on TikTokUS.Info

TikTokUS.Info page had a broken link. An attacker could leverage this vulnerability to claim the social media account and perform social engineering attacks such as phishing. We thank @siratsami for reporting this to our team and confirming the resolution...

Brave Software: Open redirect found on account.brave.com

What is open redirect A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. An http parameter may contain a URL value and could cause the web application to redirect the request to the...

Acronis: No server side check on terms of service page which leads to bypass

Hi team, I have found that there is no server side check implemented on the "Acronis Terms of Service and Privacy Statement" Page that is shown after filling the registration form which results in bypassing it without even accepting it. Steps To Reproduce: 1. Register as a new user by filling out...

Brave Software: Information disclosure-Referer leak

Assigned to: Brave Assigned by: Kirtikumar Anandrao Ramchandani Assigned on: 13/09/2021 Browser information used to test Up to date: Brave 1.29.79 Chromium: 93.0.4577.63 Official Build 64-bit Revision ff5c0da2ec0adeaed5550e6c7e98417dac77d98a-refs/branch-heads/4577@1135 OS Windows 10 OS Version 20...

PortSwigger Web Security: No Rate Limit On Regenerate Password on Portswigger

Introduction A little bit about Rate Limit: A rate limiting algorithm is used to check if the user session or IP-address has to be limited based on the information in the session cache. In case a client made too many requests within a given timeframe, HTTP-Servers can respond with status code 429...

Nextcloud: Folder architecture and Filesizes of private file drop shares can be getten

Steps To Reproduce: 1. Create a new Folder "TestABC" 2. Share a password protected link of this folder 3. Create a file "README.md" and a file "README.md" in the Subfolder "Subfolder". == curl -H "OCS-APIREQUEST: true" "http://localhost/ocs/v2.php/apps/text/public/workspace?shareToken=ABCDE12345"...