What is CVE-2026-5259?

CVE-2026-5259 is a medium-severity vulnerability in Autohomecorp Frostmourne, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-04-01.

How severe is CVE-2026-5259?

Medium severity. CVSS v3 base score is 6.3 out of 10.

SSRF in Autohomecorp Frostmourne

CVE-2026-5259

A vulnerability was determined in AutohomeCorp frostmourne up to 1.0. The affected element is an unknown function of the file frostmourne-monitor/src/main/java/com/autohome/frostmourne/monitor/controller/AlarmController.java of the component Alarm Preview. Executing a manipulation can lead to server-side request forgery. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.002 (10.3th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

Affected products

Autohomecorp Frostmourne — versions 1.0

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

cna@vuldb.com (vdb-entry)
cna@vuldb.com (signature, permissions-required)
cna@vuldb.com (third-party-advisory)
cna@vuldb.com (exploit)

Frequently asked questions

What is CVE-2026-5259?: CVE-2026-5259 is a medium-severity vulnerability in Autohomecorp Frostmourne, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.3/10. Published 2026-04-01.
How severe is CVE-2026-5259?: Medium severity. CVSS v3 base score is 6.3 out of 10.