Cyber Resilience

CVE-2025-10148

Haxx Curl 8.11.0 – 8.16.0

Published
12 September 2025
Modified
20 January 2026
Patch / advisory
CVSS Score v3.1 5.3
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
EPSS Score 0.0047 38th percentile
Risk Priority 44 floored blend · peak EPSS

Summary

CVE-2025-10148 is a medium-severity an unspecified weakness vulnerability in Haxx Curl. Its CVSS base score is 5.3 (Medium).

Operationally, ranked at the 38th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability Data

curl's websocket code did not update the 32 bit mask pattern for each new outgoing frame as the specification says. Instead it used a fixed mask that persisted and was used throughout the entire connection. A predictable mask pattern allows…

more

for a malicious server to induce traffic between the two communicating parties that could be interpreted by an involved proxy (configured or transparent) as genuine, real, HTTP traffic with content and thereby poison its cache. That cached poisoned content could then be served to all users of that proxy.

CWE(s)

Related Threats

CVEs Like This One

CVE-2026-3805Same product: Haxx Curl
CVE-2026-6429Same product: Haxx Curl
CVE-2026-11586Same product: Haxx Curl
CVE-2025-5399Same product: Haxx Curl
CVE-2026-12064Same product: Haxx Curl
CVE-2026-8932Same product: Haxx Curl
CVE-2026-7009Same product: Haxx Curl
CVE-2026-7168Same product: Haxx Curl
CVE-2026-3784Same product: Haxx Curl
CVE-2026-6253Same product: Haxx Curl

Affected Assets

haxx
curl
8.11.0 — 8.16.0

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References