Timing Attack Vulnerability in SCRAM Authentication

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.0070, the 53rd percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 15:09 UTC First seen by agentprime
2. 31 Oct 2026, 15:09 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-3wfh-36rx-9537
• OSV: GHSA-3wfh-36rx-9537
• github.com/ongres/scram/security/advisories/GHSA-3wfh-36rx-9537
• nvd.nist.gov/vuln/detail/CVE-2025-59432
• github.com/ongres/scram/commit/e0b0cf99f05406a0d26682c72fcb5728e95124b3
• docs.oracle.com/en/java/javase/25/docs/api/java.base/java/security/MessageDigest.html#isEqual(byte%5B%5D,byte%5B%5D)
• github.com/ongres/scram

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.