CVE-2026-105626

HIGH 7.5CVE-2026-105626 · Published 26/10/2026 · updated 26/10/2026

In short

CVE-2026-105626 is a HIGH (CVSS 7.5) vulnerability.
Chance of exploitation in the next 30 days (EPSS): 0.43%, higher than 37.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
—	No affected product versions are listed for this vulnerability yet.

Description

HashiCorp Consul and Consul Enterprise are vulnerable to a denial of service in the HTTP API that may allow an unauthenticated attacker to exhaust memory on a Consul agent. This vulnerability (CVE-2026-105626) is fixed in Consul Community Edition 2.1.0 and Consul Enterprise 2.1.0 and 1.21.19.

References

discuss.hashicorp.com/t/hcsec-2026-48-consul-vulnerable-to-a-denial-of-service-in-http-apis/77913

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