Medium severity5.9NVD Advisory· Published Mar 10, 2026· Updated Jun 17, 2026
CVE-2026-26310
CVE-2026-26310
Description
Envoy is a high-performance edge/middle/service proxy. Prior to 1.37.1, 1.36.5, 1.35.8, and 1.34.13, calling Utility::getAddressWithPort with a scoped IPv6 addresses causes a crash. This utility is called in the data plane from the original_src filter and the dns filter. This vulnerability is fixed in 1.37.1, 1.36.5, 1.35.8, and 1.34.13.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected packages
Versions sourced from the GitHub Security Advisory.
| Package | Affected versions | Patched versions |
|---|---|---|
github.com/envoyproxy/envoyGo | >= 1.36.0, <= 1.36.4 | — |
github.com/envoyproxy/envoyGo | >= 1.35.0, <= 1.35.8 | — |
github.com/envoyproxy/envoyGo | <= 1.34.12 | — |
Affected products
5cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*+ 2 more
- cpe:2.3:a:envoyproxy:envoy:*:*:*:*:*:*:*:*range: <1.34.13
- cpe:2.3:a:envoyproxy:envoy:1.37.0:*:*:*:*:*:*:*
- (no CPE)range: >= 1.37.0, < 1.37.1
- osv-coords2 versions
< 1.34.13+ 1 more
- (no CPE)range: < 1.34.13
- (no CPE)
Patches
Vulnerability mechanics
References
3- github.com/envoyproxy/envoy/security/advisories/GHSA-3cw6-2j68-868pnvdExploitVendor AdvisoryWEB
- github.com/advisories/GHSA-3cw6-2j68-868pghsaADVISORY
- nvd.nist.gov/vuln/detail/CVE-2026-26310ghsaADVISORY
News mentions
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