Vulnerability in Fontforge

CVE-2025-50951

FontForge v20230101 was discovered to contain a memory leak via the utf7toutf8_copy function at /fontforge/sfd.c.

EPSS: 0.002 (15.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

Affected products

  • Fontforge — versions 2023-01-01
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2025-50951?
CVE-2025-50951 is a medium-severity vulnerability in Fontforge, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 6.5/10. Published 2025-10-23.
How severe is CVE-2025-50951?
Medium severity. CVSS v3 base score is 6.5 out of 10.