MEDIUMPyPI →
Open WebUI: Server-side fetches reach blocked and internal hosts via unvalidated HTTP redirect targets
Open WebUI: Server-side fetches reach blocked and internal hosts via unvalidated HTTP redirect targets
Affected packages
- open-webui— 0.9.5 → 0.11.1
Exploit signal
- Known exploited (CISA KEV)
- No
- EPSS score
- —
- EPSS percentile
- —
EPSS is the probability a CVE is exploited in the wild; percentile is its rank among all CVEs.
Sources
- https://github.com/open-webui/open-webui/security/advisories/GHSA-5x7x-4c3c-qf5w
- https://github.com/open-webui/open-webui/pull/27823
- https://github.com/open-webui/open-webui/commit/e3e4bd87df6fc629e7e22081d980d55a7632b8b7
- https://github.com/open-webui/open-webui
- https://github.com/open-webui/open-webui/releases/tag/v0.11.1
- https://pypi.org/project/open-webui
- https://github.com/advisories/GHSA-5x7x-4c3c-qf5w
- https://nvd.nist.gov/vuln/detail/CVE-2026-88001
Structured record: https://osv.dev/vulnerability/PYSEC-2026-3878
Recommended response stack
Snyk — Scan your dependencies in CI and fix this vulnerability.→Socket — Detect malicious and compromised packages before they ship.→
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