CVE-2026-111811 — Apache Traffic Server: tsmemcache plugin exposes the shared proxy cache over the network with no authentication

CVE-2026-111811

Apache Traffic Server: tsmemcache plugin exposes the shared proxy cache over the network with no authentication PUBLISHED

Description (CNA)

Apache Traffic Server's experimental tsmemcache plugin allows unauthenticated network read, write, and deletion of the shared proxy cache. This issue affects Apache Traffic Server: from 8.0.0 through 8.1.11, from 9.0.0 through 9.2.15, from 10.0.0 through 10.1.4, 10.2.0. Users are recommended to upgrade to version 9.2.16, 10.1.5, or 10.2.1, which fix the issue.

Affected (CNA)

Vendor / product	Versions
Apache Software Foundation / Apache Traffic Server	affected 8.0.0 through 8.1.11; affected 9.0.0 through 9.2.15; affected 10.0.0 through 10.1.4; affected 10.2.0

CWE

CWE-306

References

https://lists.apache.org/thread/r95dq29ywcd1f4x30snxlqmb12z4s4kc

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.