CVE-2020-23109

8.1 highEPSS 1.3%

High (8.1) in struktur libheif. EPSS 1.3% chance of exploitation in the next 30 days.

Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.

Severity

CVSS 3.1

8.1 high

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

EPSS: 1.3% chance of exploitation in the next 30 days; higher than 71% of CVEs (scores of 2026-10-31)
CWE: CWE-120
Published: 2021-11-03
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

struktur:libheif

References

https://github.com/strukturag/libheif/issues/207
https://github.com/strukturag/libheif/issues/207

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