CVE-2026-22874
Gitea webhook and migration allow-list filtering permits SSRF
Description
Gitea versions up to and including 1.26.2 have incomplete SSRF protection in webhook and migration allow-list filtering.
INFO
Published Date :
July 3, 2026, 9:16 p.m.
Last Modified :
July 7, 2026, 6:16 p.m.
Remotely Exploit :
Yes !
Source :
88ee5874-cf24-4952-aea0-31affedb7ff2
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 3.1 | CRITICAL | 88ee5874-cf24-4952-aea0-31affedb7ff2 |
Solution
- Update Gitea to version 1.26.3 or later.
- Verify webhook and migration allow-list configurations.
Public PoC/Exploit Available at Github
CVE-2026-22874 has a 2 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-2026-22874.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-22874 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-2026-22874
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).
None
Python
CVE-2026-22874 writeup: incomplete SSRF allow-list in Gitea webhook/migration (IPv6 transition and cloud metadata). Fixed in Gitea 1.26.3.
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-22874 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-22874 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.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jul. 07, 2026
Action Type Old Value New Value Added Reference https://github.com/go-gitea/gitea/security/advisories/GHSA-2r5c-gw76-rh3w Added SSVC {'id': 'CVE-2026-22874', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'poc'}, {'automatable': 'no'}, {'technicalImpact': 'total'}], 'version': '2.0.3', 'timestamp': '2026-07-07T15:44:30.434147Z'} -
New CVE Received by 88ee5874-cf24-4952-aea0-31affedb7ff2
Jul. 03, 2026
Action Type Old Value New Value Added Affected [{'vendor': 'Gitea', 'product': 'Gitea Open Source Git Server', 'versions': [{'status': 'affected', 'version': '0', 'versionType': 'semver', 'lessThanOrEqual': '1.26.2'}], 'defaultStatus': 'unaffected'}] Added Description Gitea versions up to and including 1.26.2 have incomplete SSRF protection in webhook and migration allow-list filtering. Added CVSS V3.1 AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N Added CWE CWE-918 Added Reference https://blog.gitea.com/release-of-1.26.3-and-1.26.4/ Added Reference https://github.com/go-gitea/gitea/pull/38059 Added Reference https://github.com/go-gitea/gitea/pull/38173 Added Reference https://github.com/go-gitea/gitea/releases/tag/v1.26.3 Added Reference https://github.com/go-gitea/gitea/security/advisories/GHSA-2r5c-gw76-rh3w