Rockstar Games: The return of the ＜

In this report, the researcher was able to demonstrate a Stored XSS vulnerability in our Message system on the Social Club website. By taking advantage of the fact that '＜' characters are normalized to '.͓̮̮ͅ=sW&͉̹̻͙̫̦̮̲͏̼̝̫́̕...

Shopify: XSS on services.shopify.com

Hy security, i Got a stored xss in one of your sub-domain "services.shopify.com" steps: 1- Go to https://yourstore.myshopify.com/admin/apps/expertsmarketplace/servicesmarketplace 2- Then Go to All servicesMarketing and salesemail marketing Design custom email templates click select 3- fill al the...

Mail.ru: phpinfo

phpinfo was available at terrhq.ru subdomain...

Mail.ru: Phpinfo

phpinfo was available at terrhq.ru subdomain...

Omise: Failure to Invalid Session after Password Change

While conducting my researching I discovered that the application Failure to invalidate session after password. In this scenario changing the password doesn't destroys the other sessions which are logged in with old passwords. Steps to Reproduce: ---------------------- Video PoC attached Step By...

HackerOne: Response program can create bounty table

Summary: Follow h1 document https://docs.hackerone.com/programs/bounty-tables.htmlgatsby, create bounty table only available for bounty program. Description: Step1: Create request to graphql entrypoint Step2: Change team id in parameter like this: "teamid":"Z2lkOi8vaGFja2Vyb25lL1RlYW0vMzYyOTE="...

Khan Academy: SignUp With Fake Email

Hello KhanAcademy Security Team, I'm rootbakar, I found an oddity that allows a user to register with Khanacademy using an invalid or fake email. In this trial I used the email '[email protected]' and after pressing the SIGN UP button it will automatically enter the user dashboard pag...

pixiv: RCE due to ImageTragick v2

Hello Pixiv team! Your Image processing process suffering from ImageTragick v2. Issue is caused by ghostscript RCE findnings. How to reproduce: PATCH /design Host: manage.booth.pm send following image: ------WebKitFormBoundaryXX05yrKS4g8d9CWh Content-Disposition: form-data; name="shopheader";...

Node.js third-party modules: [samsung-remote] Command injection

I would like to report a command injection vulnerability in the samsung-remote npm module. It allows arbitrary shell command execution through a maliciously crafted argument. Module module name: samsung-remote version: 1.2.5 npm page: https://www.npmjs.com/package/samsung-remote Module Descriptio...

HackerOne: TeamProfile exposes partially sensitive information through GraphQL

I noticed there is new field teamprofile added and using the graphql below the latest serious report and reports received in three months were exposed "query":"query Dashboardreportseveritybreakdowntable$first0:Int! \n query \n id,\n ...F0\n \n\nfragment F0 on Query \n...

Liberapay: Buffer overflow

A buffer overflow condition exists when a program attempts to put more data in a buffer than it can hold or when a program attempts to put data in a memory area past a buffer. In this case, a buffer is a sequential section of memory allocated to contain anything from a character string to an arra...

Upserve : Insufficient validation of sides/modifiers quantity

Summary: The Upserve Online Ordering OLO application does not properly verify on the server side the number of sides/modifiers that have been added Description: Certain items allow for selection of a limited number of sides/modifiers, and the application restricts the number of sides/modifies tha...

Zomato: Blind XSS - Report review - Admin panel

Introduction In the Zomato Business app there is the functionality to report a review and give additional details as to why you did report the review. Because I knew this reason would be read by Zomato admins I did insert a blind XSS payload here, which ended up executing on...

LocalTapiola: Securemail server used to internal spam and resource exhaustion

Basic report information Summary: Confidential message systems fails to restrict large amount of receivers. This might lead to hardware exhausting and/or attacking localtapiola internal employees as securemail recipient. Description: Despite https://secure.lahitapiola.fi/ is designed to send...

VK.com: Blind XXE on pu.vk.com

Blind XXE vulnerability in processing of uploaded documents. Blind XXE vulnerability in processing of uploaded XML-documents such as docx. Vulnerability was hard-exploitable, because all data retrieval channels did not work except DNS...

Open-Xchange: IDOR - setAttribute action of user object in API

Note. I selected sandbox.open-xchange.com as the asset in Hackerone but this was tested on a local installation . Hello, There appears to be a possible IDOR vulnerability in the following API endpoint for setting custom attributes:...

Inflection: Unsubscribe Any User

Researcher reported that HubSpot's "unsubscribe" feature allows any user to unsubscribe from marketing emails without having to confirm their email address. Inflection does not consider this a vulnerability, as we want to make it as easy as possible for users to stop receiving marketing emails th...

Rockstar Games: Client-side Template Injection in Search, user email/token leak and maybe sandbox escape

In this report, the researcher was able to perform AngularJS Template Injection on our Support site in order to retrieve data, including email address, userid and tokens. Typically, a user is always able to retrieve this information about themselves and on its own, this is known behavior. However...

GitLab: [Markdown] Stored XSS via character encoding parser bypass

Hi @briann and team, A carefully crafted injection used against the Markdown input parser can be leveraged to store and execute arbitrary JavaScript on GitLab 10.0 hosts. Given the nature of this injection, which makes use of a rather esoteric filter bypass, the scope for exploitation may vary...

Mixmax: SSRF via webhook

Hi, There exists an SSRF vulnerability with the account webhook feature, allowing an attacker to verify the existence of the EC2 metadata url and enumerate URL's. POC: 1. Create a webhook at https://app.mixmax.com/dashboard/settings/rules with url http://169.254.169.254/latest/meta-data/. 2...

Ubiquiti Inc.: CSRF: Replacing the router configuration backup having an 'operator' user and bypassing the "Referer:' whitelist protection

EdgeOS version 1.9.1 and prior, the researcher was able to bypass the CSRF protection. An attacker with access to an operator read-only account, can lure an admin root user to access the attacker controlled page, doing so will allow the attacker to gain admin privileges in the system...

Weblate: Rate Limit Bypass on login Page

Hi, Your web authentication endpoint, https://demo.weblate.org/accounts/login/ POST, currently protects against credentials brute-force attacks only by requests rate-limiting based on IP. It was found that if an attacker sends login requests faster than every 4 seconds from the same IP address, i...

Udemy: Subdomain Takeover (and Stored XSS) via Trailing Dot at https://coding-exercises.udemy.com

Hello @Udemy! Summary ===== I previously reported a cross-site scripting vulnerability 222337 at coding-exercises.udemy.com. I recently discovered that GitBook-hosted sites are also vulnerable to subdomain takeovers due to a trailing dot vulnerability in the GitBook "Custom Domain" feature seen...

Internet Bug Bounty: OOB write in BN_bn2dec() (CVE-2016-2182)

The function BNbn2dec does not check the return value of BNdivword. This can cause an OOB write if an application uses this function with an overly large BIGNUM. This could be a problem if an overly large certificate or CRL is printed out from an untrusted source. TLS is not affected because reco...

Nextcloud: Share tokens for public calendars disclosed (NC-SA-2017-011)

Share tokens for public calendars disclosed NC-SA-2017-011 Risk level: Medium CVSS v3 Base Score: 4.3 AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N CWE: Information Exposure Through Directory Listing CWE-548 Description A logical error caused disclosure of valid share tokens for public calendars. Thus...

Internet Bug Bounty: CVE-2017-5482 The Q.933 parser in tcpdump before 4.9.0 has a buffer overflow in print-fr.c:q933_print().

Reported to the project maintainers in 2016. Regardless of CVE-2016-8575 q933print still could overread the buffer trying to parse a short packet. Fixed by https://github.com/the-tcpdump-group/tcpdump/commit/c39c1d99ac3b6d5d9519b39da6717180651650d3...

Zomato: Unauthorised Access to Anyone's User Account

When we do Login with Facebook on the Zomato app, you're doing zero authentication of the user. I'm able to hack into the targeted user's accounts by just using the Facebook ID. Affected API raw request: POST...

Uber: IDOR on partners.uber.com allows for a driver to override administrator documents

An IDOR in the /p3/drivers/uploadDocument endpoint on partners.uber.com allowed a driver to upload and overwrite documents for other drivers on a multi-driver account. In addition to this, there was an access control issue where a driver account could also upload and overwrite documents for the...

Open-Xchange: Directory listing

Hi @dovecot , Vulnerability description The web server is configured to display the list of files contained in this directory. This is not recommended because the directory may contain files that are not normally exposed through links on the web site. Affected items lists.dovecot.fi The impact of...

X (Formerly Twitter): Remote Unrestricted file Creation/Deletion and Possible RCE.

Hello Gents, During my research on Twitter BBP, I found below domain name: Reverb.twitter.com Background: We worked with Twitter to develop TwitterReverb, an application that reveals how conversations arise and reverberate across the entire Twitter landscape. The custom application allows visitor...

Uber: Reflected XSS in lert.uber.com

Due to a lack of input validation from the search field on lert.uber.com, it was possible to obtain a Reflected XSS from the URL path, e.g. https://lert.uber.com/s/search/All/Home"PAYLOAD. Thanks, @hussain0x3c!...

OLX: Multiple vulnerabilities in http://blog.dubizzle.com/uae

http://blog.dubizzle.com/uae/ uses outdated Yoast Seo plugin which has following vulnerabilities: ! Title: Yoast SEO = 3.2.4 - Subscriber Settings Sensitive Data Exposure Reference: https://wpvulndb.com/vulnerabilities/8487 ! Title: Yoast SEO = 3.2.5 - Unspecified Cross-Site Scripting XSS...

LocalTapiola: XSS and open redirect in verkkopalvelu.lahitapiola.fi

Summary: Dears, Kindly note that after submitting CSRF vulnerability in the subject subdomain which is still triaged https://hackerone.com/reports/178811 I Noticed After more testing to the subject domain that there is multiple endpoints vulnerable to an XSS and those are the same endpoints i...

Internet Bug Bounty: cURL / libcURL - CVE-2016-8624 invalid URL parsing with '#'

invalid URL parsing with '' ============================ Project cURL Security Advisory, November 2, 2016 - Permalink https://curl.haxx.se/docs/adv20161102J.html VULNERABILITY ------------- curl doesn't parse the authority component of the URL correctly when the host name part ends with a ''...

Legal Robot: Email spoofing possible via Legal Robot domain

Dear Team, There are few email spoofing tools available on for free and one of them is http://emkei.cz/ When i tried to send an email from [email protected] to my mail, it was successful and straight away delivered into my inbox but when i tried to send it from another mail id...

Nextcloud: More content spoofing through dir param in the files app

Hi! It's still possible to use an invalid dir param to spoof messages in the directory breadcrumbs area. For example, you can use URL-encoded periods to bypass the directory traversal prevention. By referencing a path that returns a 301, you can add a message in the dir param F108266:...

Coinbase: No authorization required in iOS device web-application

Hey, this is Ahsan Tahir! I've found a authorization issue in coinbase! :- Issue ======= When we login to coinbase using PC not authorized it asks for authorization using a link, which is sent to our email and we have to authorize it by clicking on that email; but, when we login to a iOS device...

Internet Bug Bounty: Adobe Flash Player OpportunityGenerator class Memory Corruption Vulnerability

I. Summary Adobe Flash Player is prone to a vulnerability which leads to memory corruption because of improper validation of OpportunityGenerator.update. ------------------------------------------------------------------ II. Description Adobe Flash is a multimedia and software platform used for...

HackerOne: External links should use rel="noopener" or use the redirect service

This is a rather low severity one and a successful exploitation relies on unlikely user interaction as well as the ability to control the HTML output of an remote host. Furthermore it is a kinda new hardening features in some browsers. Though one can work around this using "noreferrer" which is...

HackerOne: Internal bounty and swag details disclosed as part of JSON response

Hello Hackerone team !!!! If Some company take option like this : Show minimum bounty on the program page? Do not display the minimum bounty on the program page. for example : https://hackerone.com/███████████ Private bounty details "basebounty":10 https://hackerone.com/████ Private swag details...

Shopify: Bypass access restrictions from API

This issue allowed users with limited access to login into a Shopify Mobile application, capture their own access token, and perform queries against Shopify's API in order to create new users with full access, or delete other users. An additional issue was reported, where users with no access cou...

Yahoo!: Out of date version

Thank you for your submission to Yahoo’s Bug Bounty program. While we recognize the effort that you put into the research and writing of a report for us to evaluate, but unfortunately this bug has already been reported to us. We appreciate your adherence to responsible disclosure guidelines and...

Coinbase: Cookie missing the HttpOnly flag

Hello coinbase, Iam saikiran.Iam a security researcher.while i was going through your site i found that your website does not have HTTPOnly flag for the cookies.it is not a vulnerability but it is a new improvement and improves the security of your site. If your not aware of HTTPOnly flag here is...

curl: setopt(VERIFYPEER) from callback bypasses TLS verify on connection reuse

Summary: Curlsslconnconfigupdate overwrites conn-sslconfig.verifypeer when curleasysetoptCURLOPTSSLVERIFYPEER, ... is called, with no handshake-state guard — only ifdata-conn. Since setopt is documented as callable from callbacks setopt.c:2930, an application can connect with verifypeer=0 accepti...

Automattic: Open redirect via redirect_to parameter in tumblr.com

The Tumblr website was affected by an open redirect vulnerability that allowed an attacker to redirect users to a specified URL through the "redirectto" parameter. This vulnerability could have been exploited to conduct phishing attacks or distribute malware...

Internet Bug Bounty: [CVE-2024-35176] DoS vulnerability in REXML

CVE-2024-35176: DoS vulnerability in REXML A DoS vulnerability was discovered in the REXML gem. A specially crafted XML document with many '' characters in an attribute value could cause REXML to take a long time to parse it. This issue was assigned the CVE identifier CVE-2024-35176. Users were...

U.S. Dept Of Defense: IDOR leads to PII Leak

The vulnerability allowed the disclosure of other users' email addresses through Insecure Direct Object Reference IDOR. A user could access other users' profile information by modifying the user ID in the URL...

Internet Bug Bounty: CVE-2024-35200 in nginx

CVE-2024-35200 was discovered in NGINX Plus and NGINX OSS when configured to use the HTTP/3 QUIC module. Undisclosed HTTP/3 requests were found to cause NGINX worker processes to terminate...

Internet Bug Bounty: CVE-2024-27351: Potential regular expression denial-of-service in django.utils.text.Truncator.words()

The django.utils.text.Truncator.words method with html=True and truncatewordshtml template filter were found to be vulnerable to a potential regular expression denial-of-service attack. The vulnerability was caused by regular expressions stored in variables that were susceptible to ReDoS attacks,...

Node.js: Denial of Service by resource exhaustion in fetch() brotli decoding

A denial of service vulnerability was identified in Node.js related to resource exhaustion when using the fetch function to retrieve content from an untrusted URL. The issue stems from fetch always decoding Brotli content, allowing an attacker controlling the URL to cause resource exhaustion...