GHSA-mc35-74mg-3v34MediumCVSS 5.3
fish-island-backend through commit 7c61b78 contains an unauthenticated server-side request...
🔗 CVE IDs covered (1)
📋 Description
fish-island-backend through commit 7c61b78 contains an unauthenticated server-side request forgery vulnerability that allows remote attackers to make the server fetch attacker-supplied URLs via the url parameter of GET /api/web/parse. Attackers can target internal hosts, loopback services or cloud metadata endpoints through redirect-following OkHttp requests and read back page titles, meta descriptions and favicons.
🔗 References (7)
- https://nvd.nist.gov/vuln/detail/CVE-2026-111720
- https://github.com/lhccong/fish-island-backend/blob/7c61b7861e99d3970beb34103c244b79e4de7d88/src/main/java/com/cong/fishisland/config/CorsConfig.java#L33
- https://github.com/lhccong/fish-island-backend/blob/7c61b7861e99d3970beb34103c244b79e4de7d88/src/main/java/com/cong/fishisland/controller/chat/WebParserController.java#L13-L25
- https://github.com/lhccong/fish-island-backend/blob/7c61b7861e99d3970beb34103c244b79e4de7d88/src/main/java/com/cong/fishisland/service/impl/chat/WebParserServiceImpl.java#L28-L45
- https://hackmd.io/@hieuPenguinnn/fish-island-web-parse-unauth-ssrf
- https://www.vulncheck.com/advisories/fish-island-backend-through-commit-7c61b78-ssrf-via-api-web-parse
- https://github.com/advisories/GHSA-mc35-74mg-3v34