HackerOne: Submitted reports state logs leakage

Hi team, Summary ---------- The endpoint https://hackerone.com/ returns a JSON response containing some informations about the , the parameter signal is returned as a high precision float number up to 14 digits after the comma, the fractional part of this JSON parameter can be used to disclose so...

Semrush: Single Sing On - Clickjacking

Description: Clickjacking User Interface redress attack, UI redress attack, UI redressing is a malicious technique of tricking a Web user into clicking on something different from what the user perceives they are clicking on. Browsers Verified In: Any Steps To Reproduce: Create HTML file containg...

Semrush: subdomain takeover at news-static.semrush.com

Summary: The subdomain news-static.semrush.com can be taken over by attackers and abuse it for further attacks Phishing, XSS Cross origin, malware, etc... Description: The subdomain news-static.semrush.com was pointed using CNAME to Amazon S3, but no bucket with that name was registered. This mea...

AlienVault : DOM Based XSS in https://threatcrowd.org

Hello AlienVault security team, I found a DOM Based XSS in https://threatcrowd.org via report function. Proof of Concept Steps to reproduce: 1. https://threatcrowd.org/report.php?report= 2. Fill in with this payload: javascript:promptdocument.domain 3. Send link to victim, when victim click in to...

Gratipay: Gratipay rails secret token (secret_key_base) publicly exposed in GitHub

Summary Gratipay's Rails secret token is publicly exposed on GitHub. Knowing the secret token allows an attacker to impersonate any user in the application. Thanks to EdOverflow for sharing the tips for finding security issues in GitHub projects, below is the referenced github for the analysis...

Zomato: SQL Injection, exploitable in boolean mode

Issue The reporter found a SQL injection in one of the applications in www.zomato.com. Fix The issue was investigated and found to be valid and fixed...

Weblate: Insecure Account Removal #2

Hi Team, This report is the pretty much same of my closed report here: 223355 , the difference is BUG2 when a user created an account BUT did not supply the password, therefor there is nothing to reauthenticate when deleting the account, it will successfully delete the account without supplying...

Ubiquiti Inc.: Ability to log in as any user without authentication if █████████ is empty

Devices that can be monitored by airControl include a ticket based authentication system that allows access to the WebUI using a ticket id. This system had a flaw that allowed unauthenticated access without a valid ticket, given these requirements were met: 1. A device was monitored by airControl...

X (Formerly Twitter): [Urgent] Invalidating OAuth2 Bearer token makes TweetDeck unavailable

First of all, really sorry for the unintentional DoS : I was testing it with a fresh bearer token but copied the production one accidentally. Details I've noticed that TweetDeck is using OAuth2 to issue requests Authorization Bearer token: http GET...

Ubiquiti Inc.: Content Spoofing or Text Injection in (403 forbidden page injection) and Nginx version disclosure via response header

Hello there, I know that this is Non-critical issue but i want you guys to be aware of it. 1. I have found a Content Spoofing or Text Injection in This url http://dl-origin.ubnt.com/ Go to this url...

HackerOne: Internal attachments can be exported via "Export as .zip" feature

Hello HackerOne Team This newly disclosed report: 182358 Partial disclosure of report activity through new "Export as .zip" feature was not completely fix. I have found that i can still view the attachment after it is being removed on the thread. Best PoC is this 182358 since this is the newly fi...

LocalTapiola: Error Page Content Spoofing or Text Injection (viestinta.lahitapiola.fi)

Hi team! I want to report a context spoofing or text injection at the new scope added viestinta.lahitapiola.fi Vulnerability Description: The new scope allows users to inject any content on the 404 not found webpage Vulnerable Location:...

Bumble: Leave inaccessible messaging system with a message (https://us1.badoo.com)

Hello, to test the messaging system I found a vulnerability that allows Inaccessible leave mensajaria system to another user only required to send a message. The vulnerability is in the system as the mobile version smiles and app do not have that system is only vulnerable version desktop VULNERAB...

Uber: Phone Number Enumeration

I discovered it is possible to retrieve all Uber's customer's cell phone numbers using an API endpoint. While going through a sign up form, I noticed that the page was making an ajax call to an API to validate the email address being entered and to make sure it doesn't already belong to an accoun...

LocalTapiola: Amazon Bucket Accessible (http://inpref.s3.amazonaws.com/)

Searching through the source code of your homepage shows a few http://inpref.s3.amazonaws.com/ URLS. I assume that you own this s3 Amazon bucket. The problem here is, visiting that amazon bucket on a browser will shows the files on the bucket, whilst a secure bucket would bring up an access denie...

New Relic: newrelic.com rails directory traversal vuln

details: https://github.com/omarkurt/cve-2014-0130 POC: GET /devops/%5c%2e%2e%2f%5c%2e%2e%2f%5c%2e%2e%2fGemfile HTTP/1.1 Cookie: Host: newrelic.com Connection: Keep-alive Accept-Encoding: gzip,deflate User-Agent: Mozilla/5.0 Windows NT 6.1; WOW64 AppleWebKit/537.21 KHTML, like Gecko...

Coinbase: XSSI (Cross Site Script Inclusion)

Hi, https://www.coinbase.com/pusher/auth returns sensetive a json auth-token response that can be parsed by javascript JSON.parse from external site. this can easily be mitigated by putting // or // chars at the beginning of the json response and thus making functions like JSON.parse unable to ge...

Mail.ru: Logical Vulnerability : REDIRECTING on pw.mail.ru by Parameter Spoofing

Hi Mail.ru, I was surfing in your website and i was trying to find a Reflected Cross-site Scripting Vulnerability , So i was trying to find a way to inject my payload in a LINK . While Surfing i've found this link : https://pw.mail.ru/validate/index.html?refurl=pw.mail.ru Screenshot :...

Zendesk: [CRITICAL] CSRF leading to account take over

Hi , I have found a CSRF issue in .zendesk.com/jobs/createjob that leads to full account take over. Details: When using bulk user import in https://.zendesk.com/import?kind=user after you upload a CSV file and press import , a request is sent to...

QIWI: XML External Entity (XXE) in qiwi.com + waf bypass

While testing tax payment service, I found that your server endpoint https://qiwi.com/order/external/multiple.action is vulnerable to XML External Entity Attack. Despite server doesn’t response with any information, attacker can still use out-of-band XXE technique to read arbitrary files on serve...

HackerOne: Reflected Filename Download

First of all congratulations on awesome bounty system. Big fan here! I found out that it's possible run a RFD attack on Hackerone. If we visit: https://hackerone.com/dsopas We see the normal HTML webpage. Nothing new here. But if we add ?format=json to the URL we can see the JSON file generated b...

Slack: User impersonation is possible with incoming webhooks

Using the incoming webhook service it is possible to send messages to the team from an arbitrary username. A malicious user could modify the image of the webhook service to match an existing user and then send a message with the username of an existing user. Other users would not be able to tell...

curl: OpenSSL TLS 1.2 session resumption accepts expired server certificates in libcurl

Summary curl's OpenSSL backend can accept a new TLS 1.2 HTTPS connection after the server certificate has expired if the connection resumes a previously cached TLS session. A full handshake made at the same time with the same certificate fails with CURLEPEERFAILEDVERIFICATION, but the resumed...

curl: Stack Buffer Overflow in cURL Cookie Parsing Leads to RCE

Summary I discovered a critical stack-based buffer overflow vulnerability in cURL's cookie parsing mechanism that can lead to remote code execution. The vulnerability occurs when processing maliciously crafted HTTP cookies, affecting all applications that use libcurl for HTTP requests. Descriptio...

U.S. Dept Of Defense: XSS found for https://█████████

The XSS vulnerability was found in the /web/guest/search endpoint, where the query parameter was not properly sanitized before being reflected in the server's response. An attacker could craft a malicious payload and trick a user into sending a POST request, allowing the execution of arbitrary...

Internet Bug Bounty: CVE-2019-1551: rsaz_512_sqr overflow bug on x86_64

The CVE-2019-1551 vulnerability was an overflow bug in the x6464 Montgomery squaring procedure used in exponentiation with 512-bit moduli in the OpenSSL library. The vulnerability was found and reported by researchers. The issue was mitigated in the 1.1.1 and 1.0.2 versions of OpenSSL...

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

Vulnerability description not provided...

Nextcloud: xmlrpc.php &wp-cron.php files are enabled, and will used for (DDOS),(DOS) and broutforce users attack.

The xmlrpc.php and wp-cron.php files were found to be enabled on the target website, which could allow attackers to perform denial of service attacks. Username enumeration via the RSS generator identified several valid usernames. The xmlrpc.php file could be used to cause a DDOS attack by sending...

Node.js: HTTP Request Smuggling via Content Length Obfuscation

The team identified a critical vulnerability in the http server of the most recent version of Node, where malformed headers could lead to HTTP request smuggling. Specifically, if a space was placed before a content-length header, it was not interpreted correctly, enabling attackers to smuggle in ...

inDrive: Unlimited fake rate to the passenger in city to city, Affected endpoint `/api/v1/reviews/ride/<ID>/driver`

The vulnerability allowed an unlimited increase of the passenger's rating in the city-to-city shared ride feature. The request to the /api/v1/reviews/ride//driver endpoint was manipulated by changing the rating value to a higher number, which was accepted by the application and resulted in an...

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...

Stripe: Promotion code can be used more than redemption limit.

A race condition vulnerability existed in the promotion code creation process, allowing users to use the same code more times than the specified redemption limit. This could result in unauthorized discounts or other unintended consequences...

Ruby on Rails: Incomplete fix for CVE-2022-32209 (XSS in Rails::Html::Sanitizer under certain configurations)

While building a PoC for CVE-2022-32209, I noticed that I could not fix my vulnerable application by updating https://github.com/rails/rails-html-sanitizer from 1.4.2 to 1.4.3 even though the Hackerone report about this vulnerability suggested that this should fix it see here:...

Uber: Full read SSRF in flyte-poc-us-east4.uberinternal.com

Uber summary TBD. @shubs and I discovered an instance of Flyte Console on uberinternal.com. After auditing the open source code, we noticed an unauthenticated route for a “CORS proxy”. This was a classic server-side request forgery issue, allowing us to pass an arbitrary request to be performed b...

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...

curl: Binary output bypass

Binary output check bypass Summary: When curl outputs content, it checks for binary output. If the output is large enough, it bypasses the check for binary output. This can mess with the terminal. Steps To Reproduce: 1. Setup a server of your choice. 2. Create a function f with these arguments:...

MTN Group: Remote code injection in Log4j on http://mtn1app.mtncameroon.net - CVE-2021-44228

The vulnerability CVE-2021-44228, a remote code injection flaw in Log4j, was discovered on the website http://mtn1app.mtncameroon.net. The vulnerability was confirmed to be present on the ports 8080 and 8443 of the website. The issue was demonstrated by retrieving the hostname of the affected...

Zomato: Race condition in User comments Likes

The researcher found a Race Condition to artificially inflate the upvotes of user comments in the Restaurant's review section...

Nextcloud: bypass forced password protection via circles app

Summary: A user can bypass password enforcement for link and email shares by using a circle Steps To Reproduce: 1. enable forced passwords for link shares and email shares as administrator in the share settings 2. as user create a circle and add an e-mail-address 3. share some file to that circle...

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

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

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...

QIWI: Subdomain Takeover on 1c-start.tochka.com pointing to unbouncepages

Actuall this report is same as of this one:- https://hackerone.com/reports/38007 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 to set up a page on t...

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...

Mattermost: Mattermost Server OAuth Flow Cross-Site Scripting

Summary: The vulnerability is a reflected Cross-Site Scripting XSS via the OAuth flow. A victim clicking a malicious link pointing to the target Mattermost host will trigger the XSS. If the victim is a regular user, it is possible to obtain all of their Mattermost chat contents; if it’s an...

Open-Xchange: Null pointer dereference in lib-sieve after calling sieve_binary_block_index

There are some places that program calls function sievebinaryblockindex without checking the return valuemainly in sieve-binary-dumper.c. Such as: pigeonhole/src/lib-sieve/sieve-binary-dumper.c: bool sievebinarydumperrunstruct sievebinarydumper dumper, struct ostream stream, bool verbose struct...

GitLab: Kroki Arbitrary File Read/Write

Summary In short, I've found a potentially weird bug in asciidoctor that could lead to arbitrary file read/write in asciidoctor-kroki even though Gitlab have already made an attempt to disable kroki-plantuml-include lib/gitlab/asciidoc.rb rb module Gitlab Parser/renderer for the AsciiDoc format...

U.S. Dept Of Defense: IDOR leads to Leakage an ██████████ Login Information

Hi security team, According to my report 1092618, The VDP team agreed that █████████ and it's subdomains is in the scope of the DoD program I continue testing that domain . . Issue Description: There is an IDOR in██████.███████ that connected with ████████.███████ highly protected encryption chat...

Rocket.Chat: Hi! Security Team Rocket.Chat, It's possible to get information about the users emails without authentication

Description: Email enumeration vulnerability. Vulnerable api method: /api/v1/users.2fa.sendEmailCode Releases Affected:: Rocket.Chat up to 3.10.5 Request for existing account: POST /api/v1/users.2fa.sendEmailCode HTTP/1.1 Host: rocket-chat.local:3000 Referer: http://rocket-chat.local:3000/home...

U.S. Dept Of Defense: https://████ is vulnerable to cve-2020-3452

Description: A vulnerability in the web services interface of Cisco Adaptive Security Appliance ASA Software and Cisco Firepower Threat Defense FTD Software could allow an unauthenticated, remote attacker to conduct directory traversal attacks and read sensitive files on a targeted system. The...

Moneybird: Stored XSS on add project

The researcher found a way to store a snippet that was served to him and or other users of his administration. Subsequently the snippet was executed by his browser, making it a viable XSS vulnerability...