CVE-2026-107618
Gitea cross-site request forgery on repository topics
Description
`POST /{owner}/{repo}/topics` was registered without the sign-in middleware that provides the cross-origin protection, so a request issued by a third-party site was not rejected. A repository administrator who visited a malicious page could have the topics of their repository changed. No other repository settings were reachable through this route.
INFO
Published Date :
Oct. 18, 2026, 7:16 p.m.
Last Modified :
Oct. 18, 2026, 7:16 p.m.
Remotely Exploit :
No
Source :
88ee5874-cf24-4952-aea0-31affedb7ff2
Solution
- Implement sign-in middleware with cross-origin protection.
- Ensure all relevant routes are protected by this middleware.
- Validate incoming requests for authenticity.
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-2026-107618.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-107618 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-2026-107618
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).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-107618 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-107618 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.
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New CVE Received by 88ee5874-cf24-4952-aea0-31affedb7ff2
Oct. 18, 2026
Action Type Old Value New Value Added Description `POST /{owner}/{repo}/topics` was registered without the sign-in middleware that provides the cross-origin protection, so a request issued by a third-party site was not rejected. A repository administrator who visited a malicious page could have the topics of their repository changed. No other repository settings were reachable through this route. Added Affected New affected value received. <a href="https://github.com/CVEProject/cvelistV5/blob/main/cves/2026/107xxx/CVE-2026-107618.json">CVE-2026-107618</a> Added Reference https://blog.gitea.com/release-of-28.2.0/ Added Reference https://github.com/go-gitea/gitea/pull/39839 Added Reference https://github.com/go-gitea/gitea/pull/39847 Added Reference https://github.com/go-gitea/gitea/releases/tag/v28.2.0 Added Reference https://github.com/go-gitea/gitea/security/advisories/GHSA-4jmf-h2cm-hg7w