VDB

CVE-2026-45186

CVE-2026-45186 PUBLISHED CVSS 2.9000000953674316 LOW

In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.

EPSS 0.01% · 1.5th percentile

Risk Scores

CVSS v3.1
2.9000000953674316
CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L
EPSS Score
0.01%
1.5th percentile

Affected Products

VendorProductVersions
libexpat_projectlibexpat0
libexpat projectlibexpat0

Timeline

  • May 10, 2026 CVE Published
  • May 10, 2026 CVE Updated
  • May 10, 2026 Security Advisory
  • May 18, 2026 EPSS Score
  • May 19, 2026 EPSS Score
  • May 20, 2026 EPSS Score
  • May 21, 2026 EPSS Score
  • May 22, 2026 EPSS Score
  • May 23, 2026 EPSS Score
  • May 24, 2026 EPSS Score
  • May 25, 2026 EPSS Score
  • May 26, 2026 EPSS Score
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