LOW 3.7 Microsoft
CVE-2026-42955
Extra fix for CVE-2026-40622 to also clamp the TTL of A/AAAA records disallowing a one-time 'ghost domain' delegation renewal via glue records
Microsoft Security Update 2026-Jul: Extra fix for CVE-2026-40622 to also clamp the TTL of A/AAAA records disallowing a one-time 'ghost domain' delegation renewal via glue records
Affected Products
- azl3 unbound 1.25.1-1 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42955
- https://nvd.nist.gov/vuln/detail/CVE-2026-42955
This low severity vulnerability with a CVSS score of 3.7 was published on 2026-07-14 via Microsoft. Affected: azl3 unbound 1.25.1-1 on Azure Linux 3.0.
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