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Description

A flaw was found in OpenShift Service Mesh 2.6.3 and 2.5.6. Rate-limiter avoidance, access-control bypass, CPU and memory exhaustion, and replay attacks may be possible due to improper HTTP header sanitization in Envoy.

PUBLISHED Reserved 2025-01-27 | Published 2025-01-28 | Updated 2026-02-19 | Assigner redhat




HIGH: 7.1CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H

Problem types

Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

Product status

Default status
unaffected

2.6.3 (semver)
affected

2.5.6 (semver)
affected

Default status
affected

Default status
affected

Timeline

2025-01-21:Reported to Red Hat.
2025-01-21:Made public.

Credits

Red Hat would like to thank Antony Di Scala and Michael Whale for reporting this issue.

References

access.redhat.com/security/cve/CVE-2025-0752 vdb-entry

bugzilla.redhat.com/show_bug.cgi?id=2339115 (RHBZ#2339115) issue-tracking

cve.org (CVE-2025-0752)

nvd.nist.gov (CVE-2025-0752)

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