Medium 5.5Published Aug 23, 2022

CVE-2021-3800A flaw was found in glib before version 2.63.6.

Updated under an hour ago (Nov 2, 2026, 1:40 AM ET)

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It affects gnome glib and 2 other products. Add what you run to find out whether that includes you.

No exploitation reported and no EPSS estimate yet.

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Start free and add your stackFree account, 3 products Every CVE for gnome glib Exploited in the last 30 days

A flaw was found in glib before version 2.63.6. Due to random charset alias, pkexec can leak content from files owned by privileged users to unprivileged ones under the right condition.

CVSS: 5.5 MEDIUM (v3.1, NVD)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
Weakness (CWE): CWE-200, CWE-552
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: Not given
NVD analysis: Modified
Record last updated: Jun 17, 2026
First seen by InfoSec Signals: Nov 1, 2026

Affected products

Affected products

gnome glib gnome:glib	before 2.62.5; from 2.63.0 before 2.63.6	NVD
debian debian_linux debian:debian_linux	10.0	NVD
netapp active_iq_unified_manager netapp:active_iq_unified_manager	all versions	NVD

References

References

https://access.redhat.com/security/cve/CVE-2021-3800	third-party-advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1938284	issue-tracking, patch, third-party-advisory
https://gitlab.gnome.org/GNOME/glib/-/commit/3529bb4450a51995	patch, vendor-advisory
https://lists.debian.org/debian-lts-announce/2022/09/msg00020.html	mailing-list, third-party-advisory
https://security.netapp.com/advisory/ntap-20221028-0004/	third-party-advisory
https://www.openwall.com/lists/oss-security/2017/06/23/8	exploit, mailing-list, patch, third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.