CVE-2025-40930 is an integer buffer overflow vulnerability in JSON::SIMD for Perl, affecting versions prior to 1.07. This flaw allows an unauthenticated attacker to trigger a denial-of-service (segfault) by providing specially crafted JSON data. With a CVSS score of 7.5 (High), the vulnerability is remotely exploitable with low attack complexity and no user interaction required, leading to high availability impact. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
| PJUHASZ | JSON::SIMD | >= 0, < 1.07CNA affecteddefault unaffected |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.