How many freedesktop.org polkit CVEs are in CISA KEV?

Yes — 1 of freedesktop.org polkit's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.

Are there public exploits for freedesktop.org polkit vulnerabilities?

Yes — 1 of freedesktop.org polkit's CVEs have a known public exploit.

What are the most common weakness types in freedesktop.org polkit CVEs?

freedesktop.org polkit's CVEs most often map to these CWE weakness types: CWE-770 (Allocation of Resources Without Limits or Throttling), CWE-787 (Out-of-bounds Write).

What is the average severity of freedesktop.org polkit CVEs?

The average CVSS base score across freedesktop.org polkit's scored CVEs is 7.3.

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freedesktop.org

3 CVEs

1 in CISA KEV

freedesktop.org polkit Vulnerabilities

Name: freedesktop.org polkit vulnerability dataset (CVEs)
Creator: RadicalNotion.AI
License: https://creativecommons.org/licenses/by-nc/4.0/

CVE security advisories and vulnerability history for polkit by freedesktop.org.

3

Total CVEs

Published

1

In CISA KEV

Exploited in the wild

1

Public exploits

PoC or exploit code

7.3

Avg CVSS

2017–2026

Last updated March 26, 2026

Overview

freedesktop.org polkit has 3 published CVE records since 2017, of which 1 are in CISA's Known Exploited Vulnerabilities catalog and 1 have a known public exploit. The average CVSS base score across scored CVEs is 7.3.

This page aggregates every publicly disclosed vulnerability (CVE) affecting freedesktop.org polkit, with a severity breakdown, the affected and patched versions, the most common weakness types, and the full CVE list.

Severity and exploitation

How the CVSS severity of freedesktop.org polkit's CVEs breaks down, plus how many are exploited in the wild or have public exploit code.

Critical0

High2

Medium1

Low0

In CISA’s Known Exploited Vulnerabilities catalog

1

One of freedesktop.org polkit's CVEs is confirmed exploited in the wild.

Public exploits

1

One of freedesktop.org polkit's CVEs has a known public exploit available.

Affected versions and CVEs

Browse every freedesktop.org polkit version named in a CVE, then pick one to see only the CVEs that affect it.

No specific affected versions are recorded for freedesktop.org polkit; the CVEs below apply to the product without a version pin.

3 CVEs

Sort

Polkit: polkit: denial of service via unbounded input processing through standard input
CVE-2026-4897
Patch
CWE-770
Medium · CVSS 5.5
EPSS 0.1% (3th pct)2026-03-26
High vulnerability · 2022-01-28
CVE-2021-4034
CISA KEV
Public exploit
Patch
CWE-787
Added to CISA KEV 2022-06-27
High · CVSS 8.5
EPSS 94.9% (100th pct)2022-01-28
High vulnerability · 2017-02-13
CVE-2016-2568
Patch
High · CVSS 7.8
EPSS 0.4% (27th pct)2017-02-13

Common weakness types

The CWE weakness categories most often found in freedesktop.org polkit CVEs. Follow any weakness for its full explanation.

Disclosure activity by year

How many freedesktop.org polkit CVEs were published each year.

2017

1

2022

1

2026

1

Other freedesktop.org products

Browse vulnerabilities for other products by freedesktop.org.

poppler89 CVEs dbus24 CVEs xdg-utils6 CVEs udisks5 CVEs libinput4 CVEs accountsservice3 CVEs gst-plugins-good3 CVEs dbus-glib2 CVEs

All freedesktop.org vulnerabilities

Frequently asked questions

Common questions about freedesktop.org polkit vulnerabilities.

How many CVEs does freedesktop.org polkit have?: freedesktop.org polkit has 3 published CVE records since 2017.
How many freedesktop.org polkit CVEs are in CISA KEV?: Yes — 1 of freedesktop.org polkit's CVEs are listed in CISA's Known Exploited Vulnerabilities catalog, confirmed exploited in the wild and carrying a CISA remediation deadline.
Are there public exploits for freedesktop.org polkit vulnerabilities?: Yes — 1 of freedesktop.org polkit's CVEs have a known public exploit.
What are the most common weakness types in freedesktop.org polkit CVEs?: freedesktop.org polkit's CVEs most often map to these CWE weakness types: CWE-770 (Allocation of Resources Without Limits or Throttling), CWE-787 (Out-of-bounds Write).
What is the average severity of freedesktop.org polkit CVEs?: The average CVSS base score across freedesktop.org polkit's scored CVEs is 7.3.

References

Vulnerability data is sourced from the CVE Program; severity, KEV, and exploit signals are aggregated by RadicalNotion.AI.

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