What is CVE-2026-45373?

CVE-2026-45373 is a high-severity vulnerability in Hmbown Codewhale, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.4/10. Published 2026-05-28.

How severe is CVE-2026-45373?

High severity. CVSS v3 base score is 7.4 out of 10.

SSRF in Hmbown Codewhale

CVE-2026-45373

CodeWhale is a DeepSeek + MiMo coding agent in terminal. Prior to 0.8.26, although SSRF is validated against hostnames that resolve to private IPv6 addresses, when providing the IPV6 in‌‌ URL‌ as http://[::1], the SSRF defenses do not work…

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.000 (9.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N.

Affected products

Hmbown Codewhale — versions < 0.8.26

Weakness classification (CWE)

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

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-45373?: CVE-2026-45373 is a high-severity vulnerability in Hmbown Codewhale, classified under Server-Side Request Forgery (SSRF). CVSS score: 7.4/10. Published 2026-05-28.
How severe is CVE-2026-45373?: High severity. CVSS v3 base score is 7.4 out of 10.