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Vulnerability record · CVE-2025-0752 · published 28 January 2025

CVE-2025-0752: Redhat openshift service mesh http request smuggling vulnerability

Redhat · Openshift Service Mesh

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.

7.1 CVSS 3.1 High EPSS 0.41% · top 67.4% CWE-444 · HTTP request smuggling
7.1CVSS 3.1 base score
0.41%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
17 Jun 2026Last modified by NVD

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.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://access.redhat.com/security/cve/CVE-2025-0752 Vendor Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=2339115 Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2025-0752), CISA KEV, FIRST EPSS (scores of 2026-10-02). This page is refreshed as NVD updates the record.