CVE-2026-33340

LoLLMs WEBUI has unauthenticated Server-Side Request Forgery (SSRF) in /api/proxy endpoint

State
Published
Severity
9.1 Critical
Published
Mar 24, 2026
Updated
Mar 24, 2026
Reserved
Mar 18, 2026

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Description

LoLLMs WEBUI provides the Web user interface for Lord of Large Language and Multi modal Systems. A critical Server-Side Request Forgery (SSRF) vulnerability has been identified in all known existing versions of `lollms-webui`. The `@router.post("/api/proxy")` endpoint allows unauthenticated attackers to force the server into making arbitrary GET requests. This can be exploited to access internal services, scan local networks, or exfiltrate sensitive cloud metadata (e.g., AWS/GCP IAM tokens). As of time of publication, no known patched versions are available.

Scores

CVSSScoreVectorSource
3.19.1 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:NGitHub_M

Weaknesses

  • CWE-306 Missing Authentication for Critical Function
  • CWE-918 Server-Side Request Forgery (SSRF)

Affected Products

ProductVersions
lollms-webuiParisNeo
  • <= 8c5dcef63d847bb3d027ec74915d8fe4afd3014eAffected

References

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