CVE-2026-41080CWE-331

libexpat before 2.8.0 uses insufficient entropy, and thus hash flooding can occur via a crafted XML document

Low · published April 16, 2026

CVSS v3.1
2.9
EPSS
0%
Percentile
32.9
In the wild
Unconfirmed
What it is

libexpat before 2.8.0 uses insufficient entropy, and thus hash flooding can occur via a crafted XML document.

The record
Technical detail
CVSS v3.1
2.9 · LOW
Vector
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v4.0
Not supplied
EPSS
0.00398 · 32.9th percentile
Weakness
CWE-331 · Insufficient Entropy
Published
2026-04-16T16:52Z
EPSS history
Timeline
  • 16 APR 16:52Z
    libexpat before 2.8.0 uses insufficient entropy, and thus hash flooding can occur via a crafted XML document
    cvelistv5