CVE-2021-22175
GitLab Server-Side Request Forgery (SSRF) Vulnerability - [Actively Exploited]
Description
When requests to the internal network for webhooks are enabled, a server-side request forgery vulnerability in GitLab affecting all versions starting from 10.5 was possible to exploit for an unauthenticated attacker even on a GitLab instance where registration is disabled
INFO
Published Date :
June 11, 2021, 4:15 p.m.
Last Modified :
Feb. 18, 2026, 8:07 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
GitLab contains a server-side request forgery (SSRF) vulnerability when requests to the internal network for webhooks are enabled.
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Unknown
https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22175.json ; https://nvd.nist.gov/vuln/detail/CVE-2021-22175
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | MEDIUM | [email protected] | ||||
| CVSS 3.1 | CRITICAL | [email protected] |
Solution
- Upgrade to GitLab version 13.6.7, 13.7.7, 13.8.4 or later.
Public PoC/Exploit Available at Github
CVE-2021-22175 has a 6 public
PoC/Exploit available at Github.
Go to the Public Exploits tab to see the list.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2021-22175.
| URL | Resource |
|---|---|
| https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22175.json | Vendor Advisory |
| https://gitlab.com/gitlab-org/gitlab/-/issues/294178 | Exploit Issue Tracking Vendor Advisory |
| https://hackerone.com/reports/1059596 | Permissions Required Third Party Advisory |
| https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22175.json | Vendor Advisory |
| https://gitlab.com/gitlab-org/gitlab/-/issues/294178 | Exploit Issue Tracking Vendor Advisory |
| https://hackerone.com/reports/1059596 | Permissions Required Third Party Advisory |
| https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22175 | US Government Resource |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2021-22175 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2021-22175
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
This is a warrior's private repository, and every file in this repository belongs solely to me.
Shell
None
None
Shell Python
# مستودع asrar-mared هذا هو المستودع الرئيسي لمجموعة **المارد الرقمي**، نقطة التحكم المركزية التي تجمع كل المشاريع والميول التقنية تحت راية واحدة. يمثل الأساس الذي تُبنى عليه الفروع الأخرى، ويُدار منه كل شيء من تنظيم الكود إلى إدارة المجتمع. للاطلاع على المستودع: [asrar-mared](https://github.com/asrar-mared)
HTML CSS
None
Python
None
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2021-22175 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2021-22175 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Modified Analysis by [email protected]
Feb. 18, 2026
Action Type Old Value New Value Changed Reference Type GitLab Inc.: https://gitlab.com/gitlab-org/gitlab/-/issues/294178 Types: Broken Link GitLab Inc.: https://gitlab.com/gitlab-org/gitlab/-/issues/294178 Types: Exploit, Issue Tracking, Vendor Advisory Added Reference Type CISA-ADP: https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22175 Types: US Government Resource Changed Reference Type CVE: https://gitlab.com/gitlab-org/gitlab/-/issues/294178 Types: Broken Link CVE: https://gitlab.com/gitlab-org/gitlab/-/issues/294178 Types: Exploit, Issue Tracking, Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Feb. 18, 2026
Action Type Old Value New Value Added CWE CWE-918 Added Reference https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-22175 -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22175.json Added Reference https://gitlab.com/gitlab-org/gitlab/-/issues/294178 Added Reference https://hackerone.com/reports/1059596 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jun. 21, 2021
Action Type Old Value New Value Added CVSS V2 NIST (AV:N/AC:M/Au:N/C:P/I:P/A:P) Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Changed Reference Type https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22175.json No Types Assigned https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-22175.json Vendor Advisory Changed Reference Type https://gitlab.com/gitlab-org/gitlab/-/issues/294178 No Types Assigned https://gitlab.com/gitlab-org/gitlab/-/issues/294178 Broken Link Changed Reference Type https://hackerone.com/reports/1059596 No Types Assigned https://hackerone.com/reports/1059596 Permissions Required, Third Party Advisory Added CWE NIST CWE-918 Added CPE Configuration OR *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 10.5.0 up to (excluding) 13.6.7 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 10.5.0 up to (excluding) 13.6.7 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 13.7.0 up to (excluding) 13.7.7 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 13.7.0 up to (excluding) 13.7.7 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:community:*:*:* versions from (including) 13.8.0 up to (excluding) 13.8.4 *cpe:2.3:a:gitlab:gitlab:*:*:*:*:enterprise:*:*:* versions from (including) 13.8.0 up to (excluding) 13.8.4
Vulnerability Scoring Details
Base CVSS Score: 9.8
Base CVSS Score: 6.8
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
73.49 }} 0.20%
score
0.98780
percentile