CVE-2026-26310
5.9
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Summary
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.
Affected Software
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| envoyproxy | envoy | >= 1.37.0, < 1.37.1 | affected |
| envoyproxy | envoy | >= 1.36.0, < 1.36.5 | affected |
| envoyproxy | envoy | >= 1.35.0, < 1.35.9 | affected |
| envoyproxy | envoy | < 1.34.13 | affected |
Weaknesses
- CWE-20: CWE-20: Improper Input Validation
ADP Enrichment
CISA ADP Vulnrichment
- SSVC:
- Exploitation: none
- Automatable: no
- Technical Impact: partial
References
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