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Bug bounty reports15,219

Publicly disclosed HackerOne reports, with the platform's own outcome and severity.

Program:GitLab
Status
Severity
Weakness
Year:2021
Clear
Bounty paid22
Access stated
Access needed
Technique
Clear filters39 of 15,219 reports
Disclosed bug bounty reports
ReportStatusWeaknessSeverityDisclosedBountyVotes
Use of Ruby Forwardable module and runtime meta-programming may introduce vulnerabilities#874401InformativeInformation Disclosure–2021-11-15–2
Stored-XSS in merge requests#1261148InformativeCross-site ScriptingNone2021-07-19–6
Responsible Disclosure of Privacy Leakage Issue#1089914InformativeInformation Disclosure–2021-06-29–7
Revoked User can still view the Merge Request created by him via API#962604ValidAccess Control–2021-03-15$1,5009
GraphQL Query leads to sensitive information disclosure#985124DuplicateInformation Disclosure–2021-03-08–12
ReDoS in syntax highlighting due to Rouge#1283484ValidDenial of ServiceMedium2021-11-15$60013
[information disclosure] Validate existence of a private project.#605608ValidInformation Disclosure–2021-03-09–14
Reporters can upload design to issues using the "Move to" feature#1112297ValidAccess Control–2021-10-18$60021
A profile page of a user can be denied from loading by appending .html to the username#475098ValidMisconfiguration and Insecure Design–2021-08-30$20026
Stored DOM XSS via Mermaid chart#1103258ValidCross-site Scripting–2021-07-12$3,00027
Drive-by arbitrary file deletion in the GDK via letter_opener_web gem#1353103ValidCross-Site Request ForgeryMedium2021-11-12$75027
Able to leak private email of any user given his/her username via graphql#972355ValidInformation Disclosure–2021-01-08–29
Guest Users can create issues for Sentry errors and track their status#1117768ValidAccess Control–2021-09-24$61029
Remote hacker can download all the files of master branch in public projects where everything is members only.#1043480ValidAuthentication–2021-02-15–31
Stored-XSS in merge requests#977697ValidCross-site Scripting–2021-07-13–33
Clipboard DOM-based XSS#1196958ValidCross-site ScriptingMedium2021-08-19–35
When you call your branch the same name as a git hash, it could be checked out by dependents#790634ValidInjection and Smuggling–2021-08-19$2,00039
Kroki Arbitrary File Read/Write#1098793ValidAccess Control–2021-05-21$5,60041
Stored XSS in Mermaid when viewing Markdown files#1212822ValidCross-site ScriptingHigh2021-10-18–42
A deactivated user can access data through GraphQL#1192460ValidAccess ControlMedium2021-08-30–47
Stored XSS via Mermaid Prototype Pollution vulnerability#1280002ValidCross-site ScriptingHigh2021-11-18$3,00048
View the Starred Projects in a Private Profile#703894ValidInsecure Direct Object Reference–2021-02-02$50049
Guest users can create new test cases#1113289ValidAccess Control–2021-08-30$65049
Stored XSS on the job page#856554ValidCross-site Scripting–2021-01-08$3,00050
Change project visibility to a restricted option#1086781ValidMisconfiguration and Insecure Design–2021-12-30$1,37051
FogBugz import attachment full SSRF requiring vulnerability in *.fogbugz.com#1092230ValidServer-Side Request Forgery–2021-07-13–58
Stored XSS via Mermaid Prototype Pollution vulnerability#1106238ValidCross-site Scripting–2021-07-12$3,00058
Stored-XSS on wiki pages#1087061ValidCross-site Scripting–2021-07-13–59
Privilege escalation of "external user" (with maintainer privilege) to internal access through project token#1193062ValidAccess ControlMedium2021-10-11–66
Stored XSS in main page of a project caused by arbitrary script payload in group "Default initial branch name"#1256777ValidCross-site ScriptingHigh2021-09-15–80
Cache poisoning Denial of Service affecting assets.gitlab-static.net#1160407ValidDenial of Service–2021-12-22–83
CSRF on /api/graphql allows executing mutations through GET requests#1122408ValidCross-Site Request Forgery–2021-08-02$3,37088
XSS in request approvals#402658ValidCross-site Scripting–2021-04-23$3,00096
Stored XSS in custom emojiAnalysed#1198517ValidCross-site ScriptingHigh2021-07-19$3,000130
Arbitrary file read during project importAnalysed#1132378ValidFile and Path Handling–2021-05-24$16,000194
Ability To Delete User(s) Account Without User InteractionAnalysed#928255ValidMisconfiguration and Insecure Design–2021-03-17–221
Stored XSS in markdown via the DesignReferenceFilterAnalysed#1212067ValidCross-site ScriptingCritical2021-10-18$16,000317
RCE via unsafe inline Kramdown options when rendering certain Wiki pagesAnalysed#1125425ValidCommand and Code Injection–2021-04-20$20,000427
RCE when removing metadata with ExifToolAnalysed#1154542ValidCommand and Code Injection–2021-05-14$20,000508

Status and severity are HackerOne's. “Access stated” is what the title says; “Access needed” and techniques come from CyberSIXT's analysis of the public report (779 analysed so far), which can be wrong. Data as of 2026-11-14.

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