Steeltoe.Discovery.Consul: malformed 'secure' metadata aborts service instance lookup (DoS)

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 0.0061, the 49th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 15:21 UTC First seen by agentprime
2. 31 Oct 2026, 15:21 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-67c9-f6v2-qv86
• OSV: GHSA-67c9-f6v2-qv86
• github.com/SteeltoeOSS/security-advisories/security/advisories/GHSA-67c9-f6v2-qv86
• nvd.nist.gov/vuln/detail/CVE-2026-81516
• github.com/SteeltoeOSS/Steeltoe/commit/028569c4f4f0e9e393e3c22a4fa5d07987dd8673
• github.com/SteeltoeOSS/Steeltoe/releases/tag/4.3.0
• github.com/SteeltoeOSS/security-advisories

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.