CVE-2025-15099

critical
Published 2025-12-26 · Modified 2026-04-29
CVSS v3
9.8
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v2
7.5
VIR risk
9.8

Description

A vulnerability was identified in simstudioai sim up to 0.5.27. This vulnerability affects unknown code of the file apps/sim/lib/auth/internal.ts of the component CRON Secret Handler. The manipulation of the argument INTERNAL_API_SECRET leads to improper authentication. It is possible to initiate the attack remotely. The exploit is publicly available and might be used. The identifier of the patch is e359dc2946b12ed5e45a0ec9c95ecf91bd18502a. Applying a patch is the recommended action to fix this issue.

Predictions

Exploit likelihood
97%
Patch ETA

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cna@vuldb.com — https://github.com/simstudioai/sim/commit/e359dc2946b12ed5e45a0ec9c95ecf91bd18502a

Application impact

VendorProductVersionsFixed
simsim{"endIncluding":"0.5.27"}

References

CWEs

CWE-287

Verify integrity in audit chain (admin only). AS-IS.