CVE-2026-56755
HighAdvisory
Published 21 Jul 2026In the index since 6 Sept 2026
- Severity
- High
- worst across findings
- CVSS
- 7.1
- base score, highest
- EPSS
- 0.002
- 8th percentile
- CISA KEV
- Not listed
- no confirmed exploitation
- Charts affected
- 4
- of 17,787 indexed, latest versions
- Container images
- 4
- deployed by those charts
- Fix available
- 1 of 1
- affected package
Gitea: Denial of Service (CPU & Memory Exhaustion) via O(N^2) String Concatenation in Debian Package Upload
Carried by container images the latest versions of 4 of 17,787 indexed charts deploy, on 4 images.
| Affected package | Affected versions | Fixed in | Images |
|---|---|---|---|
| code.gitea.io/ | v1.16.8, v1.21.6, v1.22.3, v1.26.2+dirty | 1.27.0 | 4 |
- OSV records
- GHSA-6hm7-3pwj-22rm
- Also known as
- GO-2026-6037
Charts affected
4 by stars
Container images carrying it
4 by charts deploying them
A fixed version is listed for 1 of the 1 affected package.
| Container image | Digest | Package | Fixed in | Used by |
|---|---|---|---|---|
| gitea/ | 76f516a1a8c2 | code.gitea.io/ | 1.27.0 | 1 |
| gitea/ | 7d13848af126 | code.gitea.io/ | 1.27.0 | 1 |
| gitea/ | ac73e0da341f | code.gitea.io/ | 1.27.0 | 1 |
| gitea/ | b0bdf102b485 | code.gitea.io/ | 1.27.0 | 1 |