Nextcloud: Nextcloud Deck : Possibility for anyone to add a stack with existing tasks on anyone's board

Hi everyone, Hope you are well ! I found an IDOR vulnerability, allowing any user without privilege to add lists with tasks in any user board. This was tested on a Nextcloud Hub II server v23 with the Deck application in version 1.6.0. Steps To Reproduce: Beforehand: - Have an A user with a board...

IBM: Remote Code Execution at https://169.38.86.185/ (edst.ibm.com)

A discovered Gitlab server was running an old version affected by RCE. This vulnerability could have allowed an unauthenticated attackers to compromise the server by public exploit in ExifTool. The issue was reported to IBM and remediated...

Flickr: critical server misconfiguration lead to access to any user sensitive data which include user email and password

Hi flickr team, I found a critical issue lead to access to any user sensitive data which include user hashed password and possibly can lead to takeover any user account on flickr's main site, literally i can get all user information from database with no restrictions , Let me explain how this...

Informatica: CVE-2021-40870 in [███]

An issue was discovered in Aviatrix Controller 6.x before 6.5-1804.1922. Unrestricted upload of a file with a dangerous type is possible, which allows an unauthenticated user to execute arbitrary code via directory traversal. The IP has a SSL certificate pointing to Informatica LLC. curl -kvI...

Courier: Session Fixiation allow attacker to create new evil workspace without being logged in [ Insecure Session management ]

Hello, How are you, hope you are doing great in this pandemic. While testing again for the session management related bugs in your application, i found some session related issue where evil person can easily create new workspace from victims account without being logged in, that mean the session ...

Reddit: No Password Length Restriction leads to Denial of Service

Hey when I try to set the password while creating account I noticed that you haven't kept any password limit. You need to decrease password length :There are two reasons for limiting the password size. For one, hashing a large amount of data can cause significant resource consumption on behalf of...

GitLab: Privilege escalation of "external user" (with maintainer privilege) to internal access through project token

Summary An "external user" a user account with the status external which is granted "Maintainer" role on any project on the GitLab instance where "project tokens" are allowed can elevate its privilege to "Internal". An external user with maintainer permissions could create a project token, which...

Homebrew: Brew bootstrap process is insecure

The process described in this page is not secure - no checksum / PGP signature is published and there is no way to check the download is legit: https://brew.sh/ "/bin/bash -c "$curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh"" This can lead to supply chain attacks su...

UPchieve: old session dose not expire after password change

hello all :: I discovered that the application Failure to invalidate session after password changed . In this scenario changing the password doesn't destroys the other sessions which are logged in with old passwords. url:: ==https://app.upchieve.org/== STEPS TO REPRODUCE: 1- create account in...

Clario: Social media link hijack of team member [Linkedin] at https://mackeeper.com/team/

Steps To Reproduce: - Go to at https://mackeeper.com/team/ - You can see your team members photos - I have Hijacked social media link for member name as Mammon PPC Account who seems to be Manager - You can click on his photo and you will be redirected to My account on Linkedin here at...

VK.com: Stored XSS при удалении группы из беседы (m.vk.com)

Недостаточная фильтрация символов в названии сообщества...

Shopify: Ability to potentially hit internal NGINX locations on *.myshopify.com by making use of the `X-Accel-Redirect` header via a configured App Proxy

By making use of the Shopify App Proxy and the X-Accel feature of NGINX, it is possible to hit any configured internal NGINX location as your current configuration is not ignoring the X-Accel-Redirect header response from an upstream service. The way it works is that NGINX allows internal...

Concrete CMS: Fetching the update json scheme from concrete5 over HTTP leads to remote code execution

Hi, I noticed that concrete5 fetches the update JSON scheme from www.concrete5.org over HTTP. The fetched json defines the download URL, so we can simply tamper with this JSON in order to make the update URL point to a server controlled by us. Combining this with the possibility to set an arbitra...

Mail.ru: Path traversal lead to LFR via [CVE-2019-3394]

Path traversal lead to Local File Read via CVE-2019-3403 in confluence.plazius.ru...

Node.js third-party modules: Server-side Template Injection in lodash.js

I would like to report Server-side Template Injection in lodash.js .template function It allows the execution of code on the server Module module name: lodash version: 4.17.15 npm page: https://www.npmjs.com/package/lodash Module Description The Lodash library exported as Node.js modules. Module...

HackerOne: Uploading large payload on domain instructions causes server-side DoS

This was a DoS vulnerability in a specific endpoint that didn't limit the size of the upload. As explained in the hacker summary, we limited the payload to mitigate the attack. Note : To everyone who sees this report, if a program accepts DoS vulnerabilities please try to try test carefully as it...

Mail.ru: XSS in [community.my.games]

Crossite scripting in community.my.games via post comments All we say is Thank You for an Account Takeover Flaw!...

Open-Xchange: Null pointer dereference in SMTP server function smtp_string_parse

Sending the following bytes to the SMTP server induces a NULL pointer dereference...

Acronis: Missing rate limit for current password field (Password Change) Account Takeover

Vulnerability: Missing Rate Limit for Current Password field Password Change Account Takeover Steps to reproduce the bug: 1Go to Profile Password. Enter any wrong password In current password filed. 2Now enter the new password and Turn the Intercept ON. 3Capture the request & Send the request to...

Staging.every.org: Private account causes displayed through API

Summary: Any authenticated user can see which causes a private account user is interested in, by sending a GET request to the API, even though this information is not displayed anywhere on the profile page. In the profile settings, the following message is displayed for "Private Supporter" option...

HackerOne: GraphQL node interface for ActiveResource models lacks encoding for resource identifier, enabling parameter injection in Payments backend

HackerOne exposes a small number of ActiveResource objects through its GraphQL node interface. ActiveResource objects use HTTP as transport layer in order to fetch data. Four of these models, TaxForm, Payout, Payment, and PayoutPreference are fetched from an internal Payments backend system with ...

Ubiquiti Inc.: Readonly to Root Privilege Escalation on EdgeSwitch

An authenticated read-only user can execute arbitrary shell commands over the HTTP interface, allowing them to escalate privileges. These vulnerabilities were found on EdgeSwitch 1G switch ESWH and EdgeSwitch 10G switch ESGH firmware v1.9.0. The fix for these vulnerabilities were included in the...

h1-ctf: [h1-415 2020] I got the flag

Hey guys, The flag is: h1ctfy3s1mc0sm1cn0w I'll submit a well written writeup later today or tomorrow. I now have a lot of work to catch up thanks to this devilish ctf hehehe. Thanks Ben and the rest of the team for this awesome challenge. Impact Getting the flag...

Stripo Inc: csrf bypass using flash file + 307 redirect method at plugins endpoint

Hi Security team, i have found that the request sent to https://my.stripo.email/cabinet/stripeapi/v1/plugin/$userid$/plugins don't have any protection against csrf attacks as the server only validates that the content type is application/json and this can be bypassed using the flash file + 307...

Nord Security: CORS Misconfiguration on nordvpn.com leading to Private Information Disclosure,Account takeover

Summary: An cross-origin resource sharing CORS policy controls whether and how content running on other domains can perform two-way interaction with the domain that publishes the policy. The policy is fine-grained and can apply access controls per-request based on the URL and other features of th...

GitLab: Stored XSS in merge request pages

A stored cross-site scripting XSS vulnerability was discovered in GitLab merge request pages. An attacker could exploit this vulnerability by creating a merge request with a specially crafted branch name and tricking a user with insufficient permissions to view the merge request page. This could...

Starbucks: WAF bypass via double encoded non standard ASCII chars permitted a reflected XSS on response page not found pages - (629745 bypass)

Summary: Report 629745 not properly resolved: "Many Starbucks websites are vulnerable to cross-site scripting on 404 pages because double quotes lack sanitizing in hidden input tags, which leads to JavaScript execution". Description: Report 629745 caught my attention, so I began testing the WAF t...

X (Formerly Twitter): XSS on https://app.mopub.com/reports/custom/add/ [new-d1]

Parameter new-d1 Payload Steps to reproduce 1. Go to URL: https://app.mopub.com/reports/custom/add/ 2. Start burp suite proxy, intercept on. 4. Enter payload in vulnerable parameter. 3. click on Run and Save button. 4. You will see java-script getting executed. POST Request POST...

Vanilla: Stealing the ip addres from users

Hi team! Summary Pixel that steals your data. By creating an image in https://iplogger.org/ and inserting it in the forum we can steal some data ip, language, geo location of the users who see the message. Steps to reproduce + Set "wyswyg" on + Create an image from https://iplogger.org/ and use t...

GitLab: Uncontrolled Resource Consumption in any Markdown field using Mermaid

Summary I found a bypass for the mitigation of DoS via Mermaid CVE-2019-9220. As the mitigation for CVE-2019-9220, the input limit of 5000 characters is currently applied to a Mermaid code block, but it can be bypassed by simply splitting the longer payload to many code blocks. Steps to reproduce...

Nextcloud: SignUp using Fake Email

In this trial I used the email '[email protected]' and after pressing the SIGN UP button it will automatically redirect to https://ppp.woelkli.com/apps/preferredproviders/password/set/emailfakeforregister/H2qlEWHxQ3yiJgCsEXkR8, not through the account verification process first. For full the link Po...

ZEIT: Open redirection in https://zeit.co/login?next=

you have a open redirection bug in https://zeit.co/login?next= now i want to redirect the victem to https://www.google.com https://zeit.co/login?next=\www.google.com done !! it will redirected F511594 Impact redirect the victems to any page and it can be xss bug...

Mail.ru: SSRF On [ allods.mail.ru ]

SSRF in allods.mail.ru. allods.mail.ru belongs to Ext.B scope...

phpBB: CSS injection via BB code tag "█████"

The input to the "█████" BBcode tag is not properly filtered. It gets converted into a CSS style attribute for a span HTML element. Quotes " are removed, so there's no way to break out of the CSS style attributed. However it is possible to arbitrarily dress the resulting span element. To illustra...

Node.js third-party modules: [serve-here.js] List any file in the folder by using path traversal.

I would like to report Path Traversal in serve-here.js. It allows to list any file in another folder of web root. Module module name: serve-here.js version: 1.1.3 npm page: https://www.npmjs.com/package/serve-here.js Module Description Serve static files over HTTP Vulnerability Vulnerability...

Monero: Excessive Resource Usage

Summary: Unbounded resource usage due to open one file descriptor per connection, Python script below is effectively a threadbomb on the destination and uses all available memory on the server, clients not sending anything are never terminated. Steps To Reproduce: Up our daemon % monerod Check if...

Mail.ru: CSRF уязвимость позволяет взять беспроцентный кредит пользователю cfire.mail.ru

CSRF vulnerability in Crossfire cfire.mail.ru allowed to force user to request game credit. On the time of reporting, game/business logic vulnerabilities in cfire.mail.ru are not covered by bug bounty program...

HackerOne: report id is exposed for undisclosed reports in Hacktivity

Summary: This is similar to https://hackerone.com/reports/127620 where the report Id of undisclosed report is visible on graphql query Description: The new hacktivity graphql query includes undisclosed reports, but part of the query result is the report id which is included in private information...

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="...

GitLab: GitLab's GitHub integration is vulnerable to SSRF vulnerability

The GitHub service is vulnerable to a SSRF vulnerability. An attacker may be able to leverage this to make arbitrary POST requests in a GitLab instance's internal network. It can also be used to connect to cloud provider's instance metadata API, which may result in the ability to execute commands...

Infogram: Stored XSS in infogram.com via language

The stored XSS was found in the language profile parameter. POC: Change profile settings with following request: http PUT /api/users/me HTTP/1.1 Host: infogram.com User-Agent: Mozilla/5.0 X11; Linux x8664; rv:63.0 Gecko/20100101 Firefox/63.0 Accept: / Accept-Language: en-US,en;q=0.5...

Uber: Client secret, server tokens for developer applications returned by internal API

@appsecurein identified an internal API for https://riders.uber.com that could return clientsecret and server token for applications authorized by the account owner to access their Uber account. We restricted the data returned by this endpoint. Thanks for bringing this to our attention,...

Zomato: Reflected XSS on developers.zomato.com

There is a vulnerability in https://developers.zomato.com/documentation due to an old version of Swagger UI Step to reproduce: - Create an endpoint containing : json "swagger":"2.0","info":"description":"This is a sample server Petstore server. You can find out more about Swagger at...

Brave Software: Field Day With Protocol Handlers

Summary ===================== When launching a protocol such as mailto:, SEARCH:, or bitcoin:, Brave only asks to allow the protocol to be opened by an external application. You can select on whether or not to remember the decision or not and to allow or deny it. The issue is that upon selecting...

Rocket.Chat: Remote code execution by hijacking an unclaimed S3 bucket in Rocket.Chat's installation script.

Hi team, When I downloaded the latest release of Rocket.Chat to test the fix for my previous report I spotted an install.sh script. Inside that installation script I noticed the following line: diff !/bin/bash set -x set -euvo pipefail IFS=$'\n\t' ROOTPATH=/var/www/rocket.chat PM2FILE=pm2.json if...

Mail.ru: molotok.m.mail.ru delegated to external entity

SDC bypass secure cookies access vulnerability in m.mail.ru due to subdomain name pointing to uncontrolled external host...

Basecamp: Remote code execution on Basecamp.com

A critical flaw in Basecamp's profile image upload function leads to remote command execution. Images are converted on the server side, but not only image files but also PostScript/EPS files are accepted if renamed to .gif. This is probably due to ImageMagick / GraphicsMagick being used for image...

Vanilla: Vanilla SQL Injection Vulnerability

Summary: There is a SQL injection vulnerability in the vanilla, an attacker can use this vulnerability to obtain database information. Description: We download the program from https://github.com/vanilla/vanilla and install. In applications/dashboard/controllers/class.profilecontroller.php:274 ph...

Zomato: [www.zomato.com] Abusing LocalParams to Inject Code through ███████ query

@bigshaq found an endpoint which was throwing 500 Internal Server Error after adding a double quote, while he thought that this behaviour might well be a SQLi, and after a bit of fuzzing @bigshaq demonstrated why he believed it to be a SQLi - 500 ISE domain.com?type=redacted&id=1" - 200...

Node.js third-party modules: Command injection in 'pdf-image'

I would like to report command injection in pdf-image It allows executing commands on the server Module module name: pdf-image version: 1.0.5 npm page: https://www.npmjs.com/package/pdf-image Module Description Provides an interface to convert PDF's pages to png files in Node.js by using...