Integer overflow in Libvips
CVE-2026-33327
libvips is a fast image processing library with low memory needs. The `vipsload` operation in versions before and including 8.18.0 could incorrectly determine image dimensions leading to an integer overflow and a subsequent heap-based buffer overflow. This has been patched in version 8.18.1.
Vulnerability class: Integer Overflow
EPSS: 0.002 (6.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Libvips — versions <= 8.18.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Mitigation, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC, Issue Tracking)
- security-advisories@github.com (Patch, x_refsource_MISC)
Frequently asked questions
- What is CVE-2026-33327?
- CVE-2026-33327 is a high-severity vulnerability in Libvips, classified under Integer Overflow or Wraparound. CVSS score: 7.8/10. Published 2026-07-20.
- How severe is CVE-2026-33327?
- High severity. CVSS v3 base score is 7.8 out of 10.