VulnerabilityAnalyzed
CVE-2026-56404
libexpat before 2.8.2 has an integer overflow in addBinding.
MEDIUM 6.9EPSS 0.14%
Does this matter?
Lower severity and a low EPSS score (0.14%). Track it; it rarely justifies an emergency change on its own.
Description
libexpat before 2.8.2 has an integer overflow in addBinding.
- CVSS 3.1
- 6.9 MEDIUMCVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:L
- EPSS
- 0.14% probability · 4th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-190
- Affected
- libexpat project/libexpat
- Source
- cve@mitre.org
References
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.