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ISC vulnerabilities being exploited

1 ISC flaw was confirmed exploited in the wild in the past 365 days, across 1 product: BIND. If you run any of them, patch these first.

AddedExploited vulnerabilityFix by
2026-10-08CVE-2015-5477 BIND
ISC BIND Data Processing Errors Vulnerability

ISC BIND contains a data processing errors vulnerability that could allow remote attackers to cause a denial of service via TKEY queries.

2026-10-11
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Source: CISA Known Exploited Vulnerabilities catalog 2026.10.29 (live). A listing means some versions are affected: check yours in the advisory. Guidance only.