What is CVE-2021-28650?

CVE-2021-28650 is a medium-severity vulnerability in GNOME Gnome-Autoar, classified under Improper Link Resolution Before File Access. CVSS score: 5.5/10. Published 2021-03-17.

How severe is CVE-2021-28650?

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

Vulnerability in GNOME Gnome-Autoar

CVE-2021-28650

autoar-extractor.c in GNOME gnome-autoar before 0.3.1, as used by GNOME Shell, Nautilus, and other software, allows Directory Traversal during extraction because it lacks a check of whether a file's parent is a symlink in certain complex situations. NOTE: this issue exists because of an incomplete fix for CVE-2020-36241.

Published 2021-03-17 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.005 (42.4th percentile), scored 2026-09-30.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

GNOME Gnome-Autoar
Fedoraproject Fedora — versions 34

Weakness classification (CWE)

CWE-59 — Improper Link Resolution Before File Access

References

gitlab.gnome.org/GNOME/gnome-autoar/-/commit/8109c368c6cfdb593faaf698c2bf5da32b… (Patch, Vendor Advisory)
lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
security.gentoo.org/glsa/202105-10 (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2021-28650?: CVE-2021-28650 is a medium-severity vulnerability in GNOME Gnome-Autoar, classified under Improper Link Resolution Before File Access. CVSS score: 5.5/10. Published 2021-03-17.
How severe is CVE-2021-28650?: Medium severity. CVSS v3 base score is 5.5 out of 10.