Acronis: Self XSS in attachments name

Hello Gents, + While testing account.acronis.com I found that I could inject XSS payload in attachments name at "Support requests" . Steps to Reproduce: 1. Please Login at account.acronis.com. 2. From support request, support a new case. 3. Expand Case ID, Leave a comment for support professional...

Acronis: HTML Injection in E-mail

Hello Gents, + While testing "account.acronis.com", I found that "first name" could be injected with HTML tags while sending an email invitation. But this attack requires user interaction to confirm the email first, then he/she will receive a welcome email "Welcome to your Acronis Cyber Protect...

UPS VDP: Reflected XSS on https://wwwapps.ups.com/ctc/request?loc=

Summary: ========= Detalis XSS ----------- Cross-Site Scripting XSS attacks are a type of injection, in which malicious scripts are injected into otherwise benign and trusted websites. XSS attacks occur when an attacker uses a web application to send malicious code, generally in the form of a...

SMTP2GO BBP: Origin IP found, WAF Cloudflare Bypass

Description: I have discovered that the http://172.105.190.180/login/ site exposed it's IP which could allow bypassing of anti-DDoS mechanisms i.e you are using Cloudflare for protection. For Originate IP address which I found from https://search.censys.io/ By using these IP address as a resolver...

U.S. Dept Of Defense: Reflected XSS via `████████` parameter

Hello everyone, I came across a page that allows users to subscribe to certain forum posts at https://███ I noticed that the ████ parameter is reflected in the Page without filtering dangerous characters such as except the = character which is filtered by default, but this can be circumvented by...

TikTok: Stored XSS Payload when sending videos

A Cross-Site Scripting XSS payload was found via the text used when sending videos to a friend, which could have resulted in session hijacking, user impersonation, or client-side attacks. We thank aidilarf2000 for reporting this to our team. Don't forget Vacation and Have Fun.. Write up :...

RubyGems: Possibility to guess email address from gravatar image URL

The vulnerability allowed an attacker to potentially guess a user's email address by exploiting the use of a simple MD5 hash in the Gravatar implementation on rubygems.org. This could be done by matching the hash in the Gravatar URL with the generated hash from the email address. The impact of th...

Flickr: Stored XSS in photos_user_map.gne

The Flickr map page was inadequately escaping the name of groups when browsing the map of a group's photos...

Rockstar Games: Ticket Trick Attack allows access to ████████' workspaces

A vulnerability, referred to as "Ticket Trick Attack," was discovered in the support portal of ████████. The vulnerability allowed an attacker to gain unauthorized access to the company's workspaces by creating an account with an email address similar to the official support email address. This w...

GitLab: Content injection in Jira issue title enabling sending arbitrary POST request as victim

Summary The issue described here leads to the same outcome as my previous report, https://hackerone.com/reports/1409788 . So look into that one for further details on the JavaScript gadgets. Also see my report https://hackerone.com/reports/1481207 for a detailed rundown of injections in GitLab...

Lark Technologies: Ability to View Non-Permitted Admin Log

An access control issue was found where a user without proper permissions would be able to view the admin log. We thank @imrannisar for reporting this to our team...

Omise: Cross-site scripting on dashboard2.omise.co

Summary: Cross-site scripting XSS is an attack vector that injects malicious code into a vulnerable web application. Stored XSS, also known as persistent XSS, is the more damaging of the two. It occurs when a malicious script is injected directly into a vulnerable web application. Steps To...

GitLab: ReDoS in net/http affects webhooks: Sidekiq job stuck at 100% CPU for a year

Summary A Gitlab webhook may be pointed at a malicious webhook receiver. The webhook receiver can respond with a specially crafted long header. Gitlab processes the header with Ruby's net/http where there is a regular expression operation with quadratic complexity ReDoS. This causes the webhook...

TikTok: CSRF in Changing User Verification Email

A Cross-Site Request Forgery CSRF was found on a TikTok Ads endpoint, which could have resulted in a malicious user adding a new user verification email address. We thank @fm for reporting this to our team...

Kraden: Found Origin IP's Lead To Access To kraden.com

Summary: Discovered that the kraden.com site exposed its Non-Cloudflare IP which could allow bypassing of anti-DDoS mechanisms. Description:Your origin servers are not blocking access from non-Cloudflare servers. This way crawlers can find your origin servers' IPs by checking random IPs until the...

Ruby on Rails: Rails::Html::SafeListSanitizer vulnerable to xss attack in an environment that allows the style tag

It seems to be a problem caused by a difference between the nokogiri java implementation and the ruby implementation. It seems to be an ambiguous case as to whether to do it with nokogiri or have rails-html-sanitizer defend it. jruby9.3.3.0 nokogiri java, use...

U.S. Dept Of Defense: CORS Misconfiguration

Vulnerable Url: www.█████████ Summary: Cross-origin resource sharing CORS is a browser mechanism that enables controlled access to resources located outside of a given domain. However, it also provides a potential for cross-domain-based attacks, if a website's CORS policy is poorly configured and...

MTN Group: Open redirection at https://smartreports.mtncameroon.net

Summary: Hello, I found open redirection on https://smartreports.mtncameroon.net Steps To Reproduce: 1. Go to https://smartreports.mtncameroon.net//example.com/..;/css 2. Redirection to example.com Impact Open redirection vulnerability can redirect users to malicious sites that harm users...

Algolia: Web Cache Deception vulnerability on algolia.com leads to personal information leakage

A web cache deception vulnerability was discovered on algolia.com, which could allow an attacker to trick a caching proxy into storing private information transmitted over the internet from an authenticated user. The attacker could then access the cached data, which may include personal and...

Aiven Ltd: Kafka Connect RCE via connector SASL JAAS JndiLoginModule configuration

Summary: When configuring the connector via the Aiven API or the Kafka Connect REST API, the attacker can set the database.history.producer.sasl.jaas.config connector property for the io.debezium.connector.mysql.MySqlConnector connector. This is likely true for other debezium connectors too. By...

Stripe: Bypass global deny-lists by wrapping domains using "[]" in https://github.com/stripe/smokescreen

The Smokescreen proxy is an open source project written and maintained by Stripe to restrict the URLs that internal services can connect to. The primary use case for Smokescreen is to prevent server-side request forgery SSRF attacks in which external attackers leverage the behavior of our...

TikTok: IDOR on TikTok Ads Endpoint

An Insecure Direct Object Reference IDOR vulnerability was found on a TikTok Ads endpoint, which could have resulted in an unauthorized user adding products into another user's catalogue. We thank @sinayeganeh for reporting this to our team...

Vanilla: CORS Misconfiguration on vanillaforums.com

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...

Imgur: 8ybhy85kld9zp9xf84x6.imgur.com Subdomain Takeover

Hello Gents, + While testing Imgur I found an unclaimed subdomain which is; “8ybhy85kld9zp9xf84x6.imgur.com”, and I was able to claim it! + But actually I didn't upload or host a simple file like mrbaka.html, because I need to upgrade the account to be able to use this custom domain! + Anyway, yo...

IBM: SQL injection in URL path processing on www.ibm.com

A blind SQL injection in URL path processing on www.ibm.com was reported to IBM, analyzed and has been remediated. Thank you to @asterite. Blind SQL injection was present in URL path processing on www.ibm.com. An interesting thing is that the vulnerability was present in, essentially, any path, o...

GitHub Security Lab: [Java]: CWE-200 - Query to detect insecure WebResourceResponse implementation

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

curl: CVE-2022-22576: OAUTH2 bearer bypass in connection re-use

Summary: A cached connection authenticated with the OAUTH2 mechanisms can be reused by a subsequent request even if the bearer is not correct. This affects SASL-enabled protcols: SMPTPS, IMAPS, POP3S and LDAPS openldap only. An application that can be accessed by more than one user such as a...

Palantir Public: Github Account Takeover which is used as gradle vcs in "github.com/palantir/gradle-launch-config-plugin"

Github Account Takeover which is used as gradle vcs in "github.com/palantir/gradle-launch-config-plugin"...

Cloudflare Public Bug Bounty: A malicious actor could rotate tokens of a victim, given that he knows the victim's token ID

API tokens of Cloudflare users were vulnerable to unauthorized rotation by malicious actors who knew the victim's token ID due to lack of proper authorization checks. This could lead to DoS for the token owner and the applications that use it. The vulnerability was fixed by enforcing proper acces...

Palantir Public: SQL Injection at https://files.palantir.com/ due to CVE-2021-38159

A vulnerability was discovered in an Internet-facing asset files.palantir.com. A proof of concept POC was developed and used to validate the finding. The vulnerability was patched and resolved. Blog about this vulnerability published. You can read full detail here:...

Node.js: HTTP Request Smuggling Due To Improper Delimiting of Header Fields

Summary: The llhttp parser in the http module in Node v17.8.0 does not strictly use the CRLF sequence to delimit HTTP requests. This can lead to HTTP Request Smuggling HRS. Description: The LF character without CR is sufficient to delimit HTTP header fields in the lihttp parser. According to...

Node.js: HTTP Request Smuggling Due to Flawed Parsing of Transfer-Encoding

Summary: The llhttp parser in the http module in Node v17.8.0 does not correctly parse and validate Transfer-Encoding headers. This can lead to HTTP Request Smuggling HRS. Description: After 1501679, I did a bit more digging into the issue, and found that there were more flaws in the parsing of...

Consensys: Public Postman Api Collection Leaks Internal access to https://assets-paris-dev.codefi.network/

The researcher identified a public workspace at https://www.postman.com/3zL77NHP5yLSKc/workspace/codefi-assets-s-public-workspace/environment/19650166-866da684-1c98-492c-a9e9-6ed287c28746 containing working credentials for asset assets-paris-demo.codefi.network. We would like to thank @polem4rch...

Zomato: Attacker shall recieve order updates on whatsapp for users who have activated whatsapp notification

H Summary: 1. Order ID are IDOR Insecure Direct Object Reference 2. When users activated whats app notification an attacker would start receiving the notification without user interaction about their order. Proof Of Concept:- When an user order on a restaurant he/she can start whatsapp notificati...

curl: Denial of Service vulnerability in curl when parsing MQTT server response

Summary: Curl remains in infinite loop with suitable MQTT server response. Steps To Reproduce: Step 1: Run the following on linux with the attached file "poc" : $ socat -u FILE:poc TCP-LISTEN:12345,reuseaddr,fork Step 2: Use curl: $ curl mqtt://localhost:12345 Step 3: Observe output of "top"...

Shopify: Staff can create workflows in Shopify Admin without apps permission

Summary: add summary of the vulnerability According to publicly available docs, Flow can be accessed in two ways. 1. through the Shopify organization admin Shopify plus 2. by installing the Shopify Flow app. I stumbled on /admin/internal/web/graphql/flow endpoint which is accessible to a staff...

Internet Bug Bounty: Time-of-check to time-of-use vulnerability in the std::fs::remove_dir_all() function of the Rust standard library

The implementation of std::fs::removedirall in the Rust standard library is vulnerable to a time-of-check to time-of-use link replacement attack. This applies to all versions of Rust before 1.58.1. Vulnerability details The documentation of std::fs::removedirall guarantees that the function does...

Nextcloud: Moderator can enable cam/mic remotely if cam/mic-permission was disabled while user has activated cam/mic

Summary: add summary of the vulnerability Steps To Reproduce: 1. Create a Call as User A Moderator 2. Add User B to the call 3. Start the call as User A 4. User B joins the call and enables the camera 5. User A removes all permissions for User B, cam and mic are now disabled 6. User A grants all...

8x8: F5 BIG-IP TMUI RCE - CVE-2020-5902 (██.packet8.net)

@remonsec reported to us a vulnerability in F5 BIG-IP's Traffic Management User Interface TMUI, which exploited, could have led to RCE in undisclosed pages: CVE-2020-5902 We swiftly applied the fix to the F5 BIG-IP & restricted access further, which resolved the issue...

8x8: DLL Search-Order Hijacking Vulnerability in work-64-exe-v7.16.3-1.exe

@is- reported to us a DLL Search-Order Hijacking vulnerability in work-64-exe-v7.16.3-1.exe. Reference: https://attack.mitre.org/techniques/T1574/001/ The underlying issue was found in an older version of Squirrel.Windows. Issue Reference: https://github.com/Squirrel/Squirrel.Windows/issues/1801...

Internet Bug Bounty: Renderers can obtain access to random bluetooth device without permission

With the default configuration in Electron, renderer processes which should not have access to system resources by default can gain read/write access to a nearby bluetooth device. To reproduce: Run the electron-quick-start app with a vulnerable version of Electron:...

Evernote: Reflected XSS in the shared note view on https://evernote.com

Summary: There is a reflected XSS vulnerability on https://evernote.com, in the shared web note view, triggered through the view and ionUrl parameters of the /shard/sSHARDNUMBER/client/snv endpoint. Description: When a user creates a note and shares it, it is stored in the following endpoint, bei...

Internet Bug Bounty: Regexes with large repetitions on empty sub-expressions take a very long time to parse

Rust's regex crate guarantees a linear time complexity with regex length for compilation of untrusted regexes. However, existing mitigations for known malicious regexes are based on memory usage and, as such, do not mitigate repetitions of empty sub-expressions. For example, the following payload...

Rocket.Chat: Rocket.chat user info security issue

Hello, We have find potential security issue that user with “view-full-other-user-info” permissions is able to view another user's OAuth tokens via Rest API. Tested on Rocket.Chat version 4.3.3 Steps to reproduce: 1. Integration with OAuth 2.0 identity provider e.g. Keycloak is required 1. Add ro...

8x8 Bounty: Jitsi: Attacker is able to cast a vote using the Victim's name on the Polls

The poll feature used to send user JIDs and names included in protocol messages, rather than derive from the XMPP session of the sender. Consequently, anyone in the conference could send messages with fake senderId or voterId values, and arbitrarily forge polls and votes. Jitsi Security Advisory...

MTN Group: Download full backup [Mtn.co.rw]

Summary: I discovered few critical vulnerabilities here, one of them is exposed backup files via directory listing. Steps To Reproduce: go to https://mtn.co.rw/mtn.zip and download the file extract the file and open you will see the full backup of the website Similar report:...

Nextcloud: SMTP Command Injection in iCalendar Attachments to Emails via Newlines

Note: This is similar to 1509216, but has a new source/attack vector. Apologies for not picking this up earlier. Summary: When users receive iCalendar attachments in Mail, there is an option to add it to their calendar: ██████████ Once they add it to calendar, a PUT request is sent: PUT...

GitHub Security Lab: CPP: Add query for CWE-377 Insecure Temporary File

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

Internet Bug Bounty: Use of uninitialized value of in req_parsebody method of lua_request.c

Software Versions Ubuntu - 18.04 64-bit Apache 2.4.51 - 64 bit Cause of Bug This bug is present in the reqparsebody method of luarequest.c file. Below mentioned lines of code cause this bug. cpp const char data; int i; sizet vlen = 0; sizet len = 0; if luareadbodyr, &data, aprofft &size,...

TikTok: XSS and iframe injection on tiktok ads portal using redirect params

A Cross-Site Scripting XSS vulnerability was found on a TikTok Ads endpoint via the "redirect" parameter. We thank @cancerz for reporting this to our team...