What is CVE-2019-11024?

CVE-2019-11024 is a medium-severity vulnerability in Saitoha Libsixel, classified under Uncontrolled Recursion. CVSS score: 5.5/10. Published 2019-04-08.

How severe is CVE-2019-11024?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Vulnerability in Saitoha Libsixel

CVE-2019-11024

The load_pnm function in frompnm.c in libsixel.a in libsixel 1.8.2 has infinite recursion.

Published 2019-04-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.010 (59.8th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: -0.000

Affected products

Saitoha Libsixel — versions 1.8.2

Weakness classification (CWE)

CWE-674 — Uncontrolled Recursion

References

github.com/saitoha/libsixel/issues/85 (Exploit, Third Party Advisory)
research.loginsoft.com/bugs/1501/ (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2019-11024?: CVE-2019-11024 is a medium-severity vulnerability in Saitoha Libsixel, classified under Uncontrolled Recursion. CVSS score: 5.5/10. Published 2019-04-08.
How severe is CVE-2019-11024?: Medium severity. CVSS v3 base score is 5.5 out of 10.