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GHSA-ch52-4w7c-c8xp

Withdrawn on 2026-10-28. GitHub withdrew this advisory; it no longer applies.

Withdrawn Advisory: http-cache-semantics max-stale handling can disclose cross-user cached responses

Source: GitHub Advisory Database (reviewed) High CVE-2026-93748

Packages

EcosystemPackageAffectedFixed in
npm http-cache-semantics <= 4.2.0 no fix listed

Details

As written in the advisory (Markdown source, shown as plain text).

### Withdrawn Advisory This advisory has been withdrawn because it's not a valid vulnerability. This link is maintained to preserve external references. ### Original Description http-cache-semantics through 4.2.0 fails to properly validate security-zeroed cache entries when processing client max-stale directives, allowing unauthenticated attackers to retrieve cached responses belonging to other users. Attackers can request the same URL with a large max-stale value to obtain another user's Set-Cookie session credentials from shared-cache entries that were deliberately zeroed for security reasons.

References

External links from the advisory. They lead to third-party sites.