CVE-2018-16323

6.5 mediumEPSS 49%

Medium (6.5). EPSS 49% chance of exploitation in the next 30 days.

ReadXBMImage in coders/xbm.c in ImageMagick before 7.0.8-9 leaves data uninitialized when processing an XBM file that has a negative pixel value. If the affected code is used as a library loaded into a process that includes sensitive information, that information sometimes can be leaked via the image data.

Severity

CVSS 3.1

6.5 medium

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

EPSS: 49% chance of exploitation in the next 30 days; higher than 98% of CVEs (scores of 2026-10-31)
CWE: CWE-200
Published: 2018-09-01
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

canonical:ubuntu_linux
imagemagick:imagemagick

References

https://github.com/ImageMagick/ImageMagick/commit/216d117f05bff87b9dc4db55a1b1fadb38bcb786
https://usn.ubuntu.com/3785-1/
https://usn.ubuntu.com/4034-1/
https://www.exploit-db.com/exploits/45890/
https://github.com/ImageMagick/ImageMagick/commit/216d117f05bff87b9dc4db55a1b1fadb38bcb786

Check your stack JSON