CVE-2025-15099

MEDIUM EPSS 49.4%
Published Dec 26, 20256mo ago · Modified Jun 17, 20261w ago
5.5 CVSS 4.0
Medium
Find Similar
Published Dec 26, 2025 6mo ago
Last Modified Jun 17, 2026 1w ago

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.

CVSS Details

Base Score
5.5
Exploitability
—
Impact
—
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X

Threat Intelligence

EPSS Exploit Probability
49.4% percentile
Exploit & Patch Status
Public Exploit Known
Patch Available

Weaknesses 1

CWE-287 Improper Authentication Authentication

Affected Products 1

VendorProductVersionRange
simsim* ≤0.5.27

References 7

  • gist.github.com https://gist.github.com/H2u8s/c533741e1b36f6245d41cace89a7f4d2
    ExploitThird Party Advisory
  • gist.github.com https://gist.github.com/H2u8s/c533741e1b36f6245d41cace89a7f4d2#-steps-to-reproduce
    ExploitThird Party Advisory
  • github.com https://github.com/simstudioai/sim/commit/e359dc2946b12ed5e45a0ec9c95ecf91bd18502a
    Patch
  • github.com https://github.com/simstudioai/sim/pull/2343
    ExploitIssue Tracking
  • vuldb.com https://vuldb.com/?ctiid.338430
    Permissions RequiredVDB Entry
  • vuldb.com https://vuldb.com/?id.338430
    Third Party AdvisoryVDB Entry
  • vuldb.com https://vuldb.com/?submit.710255
    Third Party AdvisoryVDB Entry

Remediation

  • github.com https://github.com/simstudioai/sim/commit/e359dc2946b12ed5e45a0ec9c95ecf91bd18502a
    Patch