CodeWhale: SSRF IPV6 bypass
Priority HIGH 68CWE-918Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA and GitHub. Impact type from CWE-918 and the CVSS impact.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00303 23rd percentileScored 2026-11-07
Fix Fixed CodeWhale (Hmbown): 0.8.26deepseek-tui (crates.io): 0.8.26
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Total
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Hmbown | CodeWhale | before 0.8.26 | 0.8.26 | Patch available | CNA |
| — | deepseek-tui (crates.io) | before 0.8.26 | 0.8.26 | Patch available | GHSA-88gh-2526-gfrr |
- CodeWhale VendorHmbown Affected before 0.8.26 Fixed in 0.8.26 Patch available CNA
- deepseek-tui (crates.io) Vendor— Affected before 0.8.26 Fixed in 0.8.26 Patch available GHSA-88gh-2526-gfrr
Remediation
- Fix · CNA CodeWhale (Hmbown) Fixed in 0.8.26
- Fix · GHSA-88gh-2526-gfrr deepseek-tui (crates.io) Fixed in 0.8.26 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2026-45373
- 2026-10-03 Alias added: GHSA-88gh-2526-gfrr
References
Other 5
- https://github.com/Hmbown/CodeWhale/security/advisories/GHSA-88gh-2526-gfrr
- https://github.com/Hmbown/DeepSeek-TUI/blob/15f62e3e93d842f30b428877819ebc1c8cb96814/crates/tui/src/tools/fetch_url.rs#L321
- https://github.com/Hmbown/DeepSeek-TUI/releases/tag/v0.8.26
- https://github.com/Hmbown/DeepSeek-TUI/security/advisories/GHSA-88gh-2526-gfrr
- https://github.com/Hmbown/DeepSeek-TUI
More Hmbown vulnerabilities
- TI-2026-53100 CodeWhale before 0.8.64 SSRF Bypass via DNS Pinning TOCTOU CVSS 4.0CRITICAL 9.2
- TI-2026-53143 CodeWhale before 0.8.64 Environment Variable Leak via js_execution CVSS 4.0HIGH 8.7
- TI-2026-33165 CodeWhale: task_create Insecure Defaults Enable RCE via Prompt Injection in Project Files CVSS 3.1CRITICAL 9.6
- TI-2026-33110 CodeWhale: run_tests Tool Enables RCE via Malicious Repository Without Approval CVSS 3.1CRITICAL 9.6
- TI-2026-53141 CodeWhale before 0.8.64 Argument Injection via git_show CVSS 4.0HIGH 8.5
- TI-2026-53139 CodeWhale before 0.8.64 Remote Code Execution via allow_shell CVSS 4.0HIGH 8.5
Sources
- CVE-2026-45373 · CVE Program
- CVE-2026-45373 · NVD
- FIRST EPSS
- GHSA-88gh-2526-gfrr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences