Vulnerability · Published May 28, 2026 · Assigned by GitHub_M
CVE-2026-45373CodeWhale: SSRF IPV6 bypass
High 7.4
In plain English
A high-severity server-side request forgery in CodeWhale from Hmbown. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 23% of all known vulnerabilities).
Severity (CVSS 3.1)7.4High
Exploit odds (30 days)0.3%top 76.8% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
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. This vulnerability is fixed in 0.8.26.
Affected products (as reported)
Weakness: CWE-918 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:N/A:N
References
- https://github.com/Hmbown/CodeWhale/security/advisories/GHSA-88gh-2526-gfrr x_refsource_CONFIRM
- https://github.com/Hmbown/DeepSeek-TUI/blob/15f62e3e93d842f30b428877819ebc1c8cb96814/crates/tui/src/tools/fetch_url.rs#L321 x_refsource_MISC
- https://github.com/Hmbown/DeepSeek-TUI/releases/tag/v0.8.26 x_refsource_MISC