CVE-2016-20011

HIGH 7.5CVE-2016-20011 · Published 25/05/2021 · updated 17/06/2026

In short

CVE-2016-20011 is a HIGH (CVSS 7.5) vulnerability affecting libgrss (gnome).
Chance of exploitation in the next 30 days (EPSS): 1.4%, higher than 73.2% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
libgrss gnome	`≤ 0.7.0`	No fix yet

Description

libgrss through 0.7.0 fails to perform TLS certificate verification when downloading feeds, allowing remote attackers to manipulate the contents of feeds without detection. This occurs because of the default behavior of SoupSessionSync.

References

bugzilla.gnome.org/show_bug.cgi · Issue Tracking
gitlab.gnome.org/GNOME/libgrss/-/issues/4 · Issue Tracking
gitlab.gnome.org/GNOME/libgrss/-/merge_requests/7.patch · Mailing List

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