What is CVE-2023-39978?

CVE-2023-39978 is a low-severity vulnerability in Imagemagick, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 3.3/10. Published 2023-08-08.

How severe is CVE-2023-39978?

Low severity. CVSS v3 base score is 3.3 out of 10.

Vulnerability in Imagemagick

CVE-2023-39978

ImageMagick before 6.9.12-91 allows attackers to cause a denial of service (memory consumption) in Magick::Draw.

Published 2023-08-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 3.3 (Low). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L.

EPSS exploit prediction

EPSS: 0.004 (26.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 26th percentile — 26.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Imagemagick
Fedoraproject Fedora — versions 37

Weakness classification (CWE)

CWE-401 — Missing Release of Memory after Effective Lifetime

References

github.com/rmagick/rmagick/pull/1406/files (Vendor Advisory)
github.com/ImageMagick/ImageMagick6/commit/c90e79b3b22fec309cab55af2ee606f71b02… (Patch)
github.com/ImageMagick/ImageMagick6/compare/6.9.12-90...6.9.12-91 (Not Applicable)
lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory, Mailing List)

Frequently asked questions

What is CVE-2023-39978?: CVE-2023-39978 is a low-severity vulnerability in Imagemagick, classified under Missing Release of Memory after Effective Lifetime. CVSS score: 3.3/10. Published 2023-08-08.
How severe is CVE-2023-39978?: Low severity. CVSS v3 base score is 3.3 out of 10.