CVE-2026-111720
CVE-2026-111720 · fish-island-backend through commit 7c61b78 SSRF via /api/web/parse
This page contains facts from public vulnerability sources. Check the original advisory before updating.
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.
CVSS 6.9 · Medium · EPSS 0.4%
- Published
- Updated
Affected products and versions
fish-island-backend
- Versions
- ≥ 0, ≤ 7c61b7861e99d3970beb34103c244b79e4de7d88: Affected (git)
No fix published
Original sources
- https://hackmd.io/@hieuPenguinnn/fish-island-web-parse-unauth-ssrf
- https://github.com/lhccong/fish-island-backend/blob/7c61b7861e99d3970beb34103c244b79e4de7d88/src/main/java/com/cong/fishisland/service/impl/chat/WebParserServiceImpl.java#L28-L45
- 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/config/CorsConfig.java#L33
- https://www.vulncheck.com/advisories/fish-island-backend-through-commit-7c61b78-ssrf-via-api-web-parse
- https://nvd.nist.gov/vuln/detail/CVE-2026-111720