CVE-2025-27607 is a Remote Code Execution (RCE) vulnerability affecting Python JSON Logger versions between December 30, 2024, and March 4, 2025. The vulnerability arose from a missing dependency, msgspec-python313-pre, which if claimed by a malicious third party, could lead to RCE on systems installing development dependencies on Python 3.13. With a CVSS score of 8.8 (HIGH), this vulnerability has a network attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. While there is no evidence of active exploitation or public exploit code, the CVE has garnered significant community discussion, indicating awareness and potential interest.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.3.0CPE matchmatch criteria | cpe:2.3:a:nhairs:python_json_logger:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.1 Security Researcher mentions.