CVE-2026-39321

Description

Parse Server has a login timing side-channel reveals user existence

Predictions

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No vendor mitigations ingested yet for this CVE. The mitigation-content worker queues fetches as references arrive — check back in a few minutes, or see the references list below.

References

• https://github.com/parse-community/parse-server/security/advisories/GHSA-mmpq-5hcv-hf2v
• https://nvd.nist.gov/vuln/detail/CVE-2026-39321
• https://github.com/parse-community/parse-server/pull/10398
• https://github.com/parse-community/parse-server/pull/10399
• https://github.com/parse-community/parse-server