CVE-2025-27520

unknown

Published 2025-04-04 · Modified 2025-04-04

💬 Discuss on Community ✚ Propose mitigation

CVSS v3

—

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v4 NEW

—

not yet in upstream

VIR risk

1.0

Description

BentoML Allows Remote Code Execution (RCE) via Insecure Deserialization

Predictions

Exploit likelihood

30%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

No mitigations published for this CVE yet.

The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.

✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here with source_tier=community-verified.

Exploits

Public proof-of-concept code below. AS-IS, for defenders and authorised testing only.

Metasploit modules

exploit_linux/http/bentoml_rce_cve_2025_27520 rank 600

BentoML RCE

Source fetch failed: fetch_error — view the original via the link above.

Package impact

Ecosystem	Package	Vulnerable	Fixed
PyPI	bentoml	`>=1.3.4,<1.4.3`	`1.4.3`

References

Community-verified mitigations for this CVE will appear above when contributors publish them.

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