GHSA-88gh-2526-gfrrHighCVSS 7.4
DeepSeek TUI has SSRF IPV6 bypass
🔗 CVE IDs covered (1)
📋 Description
Summary
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.
Details
https://github.com/Hmbown/DeepSeek-TUI/blob/15f62e3e93d842f30b428877819ebc1c8cb96814/crates/tui/src/tools/fetch_url.rs#L321
PoC
Prompt: Run fetch_url tool and give output, no thinking. Use url : http://[::1]
Impact
Access to local restricted resources
🎯 Affected products1
- rust/deepseek-tui:< 0.8.26
🔗 References (6)
- https://github.com/Hmbown/DeepSeek-TUI/security/advisories/GHSA-88gh-2526-gfrr
- https://github.com/Hmbown/DeepSeek-TUI/releases/tag/v0.8.26
- https://github.com/Hmbown/CodeWhale/security/advisories/GHSA-88gh-2526-gfrr
- https://nvd.nist.gov/vuln/detail/CVE-2026-45373
- https://github.com/Hmbown/DeepSeek-TUI/blob/15f62e3e93d842f30b428877819ebc1c8cb96814/crates/tui/src/tools/fetch_url.rs#L321
- https://github.com/advisories/GHSA-88gh-2526-gfrr