Nextcloud: Missing X-Content-Type-Options

Nextcloud doesn't have a header settings for X-Content-Type Options which means it is vulnerable to MIME sniffing. The only defined value, "nosniff", prevents Internet Explorer and Google Chrome from MIME-sniffing a response away from the declared content-type. This also applies to Google Chrome...

Mail.ru: слепая XSS в админ панели torg.mail.ru через отзыв

Blind XSS in admin panel for torg.mail.ru. torg.mail.ru is not in bug bounty program's scope, a bounty was awarded due to high potential impact. Недостаточная фильтрация приводит к XSS в административной панели в одном из поддоменов mail.ru через имя пользователя при оставлении отзыва...

Uber: Reflected XSS in https://eng.uberinternal.com and https://coeshift.corp.uber.internal/

The base parameter of /oidauth/prompt on multiple uberinternal.com subdomains was not sanitized before being reflected into the page body, making it vulnerable to reflected XSS. Additionally, these pages were affected by a clickjacking vulnerability that made exploitation easier, since a click wa...

Valve: Aapp name leakage on economy history page

App name leakage on economy history page Partners with authorization to view economy logs for their own titles could be presented with a list of all game titles that have used economy features...

HackerOne: Invalid Phabricator API token revealed through error message when escalating a report

Summary While trying to create a phabricator task by escalating to phabricator, error message contains the API token as a part of the pop up. This is seen when a user tries to enter an invalid API token. Description It was seen that after setting up phabricator integration in a program, when tryi...

Open-Xchange: IDOR to view other user folder name

TESTED ACCOUNT: ================= [email protected] STEP TO REPRODUCE ==================== there is IDOR in viewing other user folder name GET...

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

SUMMARY: ==================== The DoD https://███/psc/EXPROD/ Web System uses the Oracle PeopleSoft platform which is vulnerable to Remote Code Execution RCE and Denial of Service Attacks DoS over a Java Object Deserialization CWE-502 in the “monitor” service. Thus an attacker can generate and se...

U.S. Dept Of Defense: SSRF on █████████ Allowing internal server data access

Summary: An end point on ██████ allows an internal access to the network thus revealing sensitive data and allowing internal tunneling Description: OAuth Plugin allows you to provide a url that gives a snap shot of the web page. We can pass internal URLS and conduct SSRF. Impact Critical...

MyCrypto: Reflected XSS { support.mycrypto.com }

A reflected XSS was reported by sup3r-b0y that was activated by displaying unsanitized values of query parameters. The MyCrypto team worked with sup3r-b0y to identify and verify the fix, and are happy to confirm that the vulnerability described in the report has now been fixed. We are happy to...

VK.com: Просмотр любого видео из частной группы и кто загрузил

Просмотр некоторых видеозаписей из закрытых групп...

GSA Bounty: SSH server compatible with several vulnerable cryptographic algorithms

An ssh-audit scan found that ssh.fr.cloud.gov supports sha1 for various purposesincluding exclusively for MAC addresses, as well as arcfour. Both of these are outdated and known vulnerable. The algorithms used are also indicative of an outdated SSH version OpenSSH 6 or Dropbear 2013. It's probabl...

RubyGems: Delete directory using symlink when decompressing tar

In 2.7.6, the safety of symlink is confirmed with mkdirpsafe, Before that FileUtils.rmrf destination is running. Therefore, if tmp/dir is specified after tmp - /tmp, the following /tmp/dir is deleted. Proof of concept builder.rb ruby require 'rubygems/package' class GemBuiler def initialize spec,...

Mail.ru: CSRF on lootdog.io

CSRF vulnerability for phone/email change action. On the time of reporting, lootdog.io clientside vulnerabilities were not covered with bug bounty...

Informatica: [http://www.informatica.com]- info disclosure

Researcher has identified and reported an sensitive information leakage in one of our domain. He helped us in resolving the issue...

Open-Xchange: IDOR allow to extract all registered email

STEP TO REPRODUCE ============================= vulnerable request.... PUT /appsuite/api/user?action=list&columns=1%2C20%2C500%2C501%2C502%2C505%2C524%2C555%2C606%2C614&session=144ebd4f736c475f9e7d681c07a6a50a&timezone=utc HTTP/1.1 Host: sandbox.open-xchange.com User-Agent: Mozilla/5.0 X11; Linux...

Open-Xchange: SSRF - RSS feed, blacklist bypass (301 re-direct)

FYI - Tested on local installation of App Suite 7.8.4 REV 17 Hello, There appears to be another SSRF re-direct vulnerability, similar to my earlier reports that will allow scanning of the App Suite local ports or internal hosts, regardless of blacklist protection in place. The endpoint is the...

International Islamic University Chittagong: Full Path Disclosed

Hi, i want to say that you have not fixed the previous report properly i can still find the path fix it properly the paths should be hidden text/html,application/xhtml+xml,application/xml;q=0.9,/;q=0.8 Accept-Language: en-US,en;q=0.5 Referer: http://119.18.148.140/hrd/login.php? Cookie:...

Unikrn: Escaping images directory in S3 bucket when saving new avatar, using Path Traversal in filename

Thanks again @sp1d3rs, also for the summary. Nothing to add from our side except maybe for the wish for more reports having this quality. Final comment: nothing from that bucket was ever exposed to any user except the uploader, also nothing in the bucket is there for real archiving purposes. I wa...

Legal Robot: [New Feature] Password history check

A security researcher discovered that old passwords could be reused and suggested that Legal Robot check new passwords against previous passwords. i discovered that old passwords could be reused and suggested that Legal Robot check new passwords against previous passwords. i really thank legal...

ExpressionEngine: Image lib - unescaped file path

Under ./system/ee/legacy/libraries/Imagelib.php There are function from CodeIgniter to manipulate images. The issue is that the PHP function exec is used two times in two different functions: imageprocessimagemagick and imageprocessnetpbm In both cases the fullsrcpath and fulldstpath are given...

WakaTime: No rate limit on creating private leaderboards.

Hey Alan Similar to report 244813 , there is no rate limit in creating private leaderboards , I was able to create more than 300 private leaderboards on my test id. Kindly look into it. Ping me back if i am unable to demonstrate the issue. Regards Ahmad...

Grab: CSV Injection https://hub.grab.com

@Poison had pointed out that it was possible to perform CSV Injection on hub.grab.com which was tested on Microsoft Excel 2016. Injection occurred by adding the payload in customer name field in Grab mobile application. The payload used was =cmd|' /C calc'!A0. We fixed this issue by properly...

RubyGems: Installing a crafted gem package may create or overwrite files

There is no check for name field in metadata.gz. By assigning a maliciously crafted string like ../../../../../any/where to the field, an attacker can create an arbitrary file out of the directory of the gem, or even replace an existing file with a malicious file. Proof of Concept 1: Create a fil...

Cuvva: Clickjacking vulnerability in support-dashboard.corp.cuvva.co

Hi i found a clickjacking vulnerability in the subdomain of cuvva.com i.e, support-dashboard.corp.cuvva.co Impact: The resource without X-Frame-Options potentially vulnerable to the Clickjacking. The vulnerability exist only for authenticated users possible UI redressing in the Dashboard PoC: 1. ...

Gratipay: CSP "script-src" includes "unsafe-inline" in https://gratipay.com

SUMMARY: Related Report: 225833 Gratipay is using unsafe-inline in script-src csp headers which allows the use of inline resources, such as inline elements, javascript: URLs, inline event handlers, and inline elements. Proof Of Concept By Using cURL: curl -I https://gratipay.com The results See m...

Instacart: Reverse Tab-nabbing at www.instacart.com/store/partner_recipe?recipe_url=

Summary Instacart at /store/partnerrecipe?recipeurl= endpoint is vulnerable to reverse tabnabbing, since the injected link use target="blank" , this means the page that opens in a new tab can access the initial tab and change its location using the window.opener property. example: Reproduction...

Harvest: [platform.harvestapp.com] Reflected XSS in Error Message via URL parameters

Hi @jorgeleria, I came across a potential reflected XSS vector while exploring platform.harvestapp.com functionality. At present, I have been unable to locate a functional payload, so would like to report this as HTML injection. Proof of Concept Steps to reproduce 1. Visit the below Demonstration...

Weblate: Bypassing captcha in registration on Hosted site

Hello again, I believe the captcha on the user registration form is very simple and can be easily bypassed to automatically register any number of accounts. A program can read the math captcha, solve it and submit the form with the answer and the other required parameters & headers. Note: I read...

Pornhub: XSS via login cookie

The researcher discovered a persistent client-side XSS using the session cookie as a vector. The researcher demonstrated a plausible exploit scenario by crafting a link which exploits an unrelated a meta tag injection vulnerability to arbitrarily modify the user's cookie...

Informatica: [parc.informatica.com] Reflected Cross Site Scripting and Open Redirect

Hi ! I just want to report you a vulnerability in your subdomain ,,parc'' Description In this link https://parc.informatica.com/partners/apex/Cloudchat?endpoint= the vulnerable parameter is ,,endpoint''. Once the parameter takes the value of a XSS vector or a website link the code is executed aft...

Internet Bug Bounty: Additional information for CVE-2016-5699

I was not the first to report this issue, but the fix languished for quite some time, since no one realized quite how bad it was. I wasn't aware of the original bug report and discovered the issue independently. I was the first to report the much more serious consequences of it. The vulnerability...

Uber: XSS At "pages.et.uber.com"

Vulnerable Domain : ------------------- https://pages.et.uber.com/ Vulnerable Link : ----------------- https://pages.et.uber.com/icecream/?langid=5 Edited Link With Payload : -------------------------- https://pages.et.uber.com/icecream/?langid=5%22%20onmouseover%3dpromptdocument.domain%20bad%3d%...

Nextcloud: Content Injection 404 page

Hi there, Similar as report 145344 and 145532 it's possbile to spoof the 404 page using http. PoC URL: http://nextcloud.com/has%2f%20been%20changed%20to%20https://www.ATTACKER.COM.%20so%20please%20visit%20https://www.ATTACKER.COM%20as%20your%20requested%20link Note: If this redirects you to https...

HackerOne: New hacktivity view discloses report IDs of non-public reports

url: https://hackerone.com/hacktivity.json this url reveals information of reporters Report id ./...

Uber: It is possible to re-rate a driver after a very long time

Hi It is not possible to edit your rating but there is a way to bypass that restriction Steps: 1- login to your uber account https://riders.uber.com 2- View your trips https://riders.uber.com/trips 3- choose one of your trips 4- click on resend 5- check your email 6- you will find a button in ema...

Uber: CSV Injection in business.uber.com

business.uber.com allows for names to begin with an = which allows for injection of formulas into the downloaded CSVs. I wasn't quite sure what to categorize this as since there are two main problems with allowing injection of formulas into a CSV: 1. It allows for data exfiltration through...

Internet Bug Bounty: Adobe Flash Player Uninitialised Memory Corruption

Description --------------- A Uninitialised Memory Corruption exist in Adobe Flash Player SA for Mac test in v20.0.0.228 sa version，successful exploitation could cause a crash and potentially allow an attacker to take control of the affected system. Environment --------------- 1、Mac OSX 10.11.2...

Uber: Open Redirection on Uber.com

There seems to be an open redirection on Uber.com When a user uses https://www.uber.com//google.com/cities it will lead to a Page Not Found on the Uber website but if the google.com is changed to an IP address such as https://www.uber.com//216.58.217.206/param it will lead to either a 404 or an S...

ThisData: Login CSRF using Google OAuth

This bug is related to bug report https://hackerone.com/reports/774 as this bug also allows a user to be logged in as the attacker. An attacker could exploit this bug as follows: Attacker initiates Google OAuth process with thisdata Attacker allows access to thisdata app Attacker records and drop...

Mail.ru: [allods.my.com] SSRF / XSPA

Доброго времени суток. Уязвимость находится в функции загрузки аватара. Можно загрузить аватарку с удаленного хоста. PoC http://allods.my.com/forum/index.php?form=AvatarEdit Download avatar: http://localhost:80 - You have selected a corrupt image. порт открыт http://localhost:3306 - You have...

Shopify: CSV Excel Macro Injection Vulnerability in export list of current users - app.shopify.com

Hi , I have found that when a user tries to Export list of current users who installed his apps through: https://app.shopify.com/services/partners/apiclients//exportinstalledusers the fields of the CSV file are not properly escaped. which makes them vulnerable to CSV Excel Macro Injection...

Shopify: Arbitrary read on s3://shopify-delivery-app-storage/files

Short ==== An attacker is able to read arbitrary files from the delivery app storage if the bucket key is known to him. Vector ==== 1 The victim uploads a.png to a product his shop located at https://myhackeronestore.myshopify.com. 1a The file is stored at...

Bumble: Tokens from services like Facebook can be stolen

Description This file https://mus1.badoo.com/cb.html looks for the parameters accesstoken, token and code in the URL and send the value back to the window.opener using window.opener.postMessagemessage, '';. Because you specified as the value of the second parameter of postMessage, the browser is...

Internet Bug Bounty: Misusing of FPU Instruction Could Cause Security Vulnerabilities in Adobe Flash Player

Misusing of FPU Instruction Could Cause Security Vulnerabilities in Adobe Flash Player This vulnerability CVE-2015-3100 was reported to Adobe on March 10, 2015 and has been patched today via APSB15-11 https://helpx.adobe.com/security/products/flash-player/apsb15-11.html. Following is the original...

Concrete CMS: SQL Injection Vulnerability in Concrete5 version 5.7.3.1

Concrete5 is vulnerable to a SQL Injection attack because certain user input is being used to construct a SQL query without proper validation. This vulnerability can be exploited only by authenticated users with privileges to edit page permissions...

HackerOne: Redirect FILTER bypass in report/comment

Hello, I made few reports recently. But, I guess you did not understand my perspective. As my video recorder is not working, I am explaining everything in written. Lately, I reported about 'External Link Warning Bypass to open redirect users' and @michiel attended the report. Actually, the report...

Internet Bug Bounty: open redirect in rfc6749

OAuth Providers servers that strictly follow rfc6749 are vulnerable to open redirect. Let me explain, reading 0 If the request fails due to a missing, invalid, or mismatching redirection URI, or if the client identifier is missing or invalid, the authorization server SHOULD inform the resource...

Mavenlink: Login password guessing attack

I have found out that an attacker can perform brute force attack on your login panel because there is no rate limitation to prevent this attack...

Ian Dunn: Path Disclosure Vulnerability

Hey , I'm Jamal in this report i want to show you a Vulnerability Found It In basic-google-maps-placemarks Pugin Description: Title : Path Disclosure Vulnerability Status : Unfixed Tested on : Firefox Author : Jamal Eddine Email : [email protected] Discovered : 2014/05/04 Report it : 2014/05/04...

Coinbase: CSRF on "Set as primary" option on the accounts page

On navigating to the Accounts page, a Coinbase user can create multiple accounts. The user can then make any of these accounts as their primary account. There are also other options of renaming and deleting these accounts. Although there is a CSRF token being sent as a POST parameter for the dele...