CVE-2021-24779: The WP Debugging WordPress plugin before 2.11.0 has its update_settings() function hooked to admin_init and is

Q: How do I fix CVE-2021-24779?

wp debugging: upgrade to 2.11.0. Exact commands for each OS are on this page.

Q: Is CVE-2021-24779 being exploited?

CVE-2021-24779 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2021-24779 affect?

CVE-2021-24779 affects wp debugging. Severity is medium (CVSS 6.5). The WP Debugging WordPress plugin before 2.11.0 has its update_settings() function hooked to admin_init and is missing any authorisation and CSRF checks, as a result, the settings can be updated by unauthenticated users.

Q: How urgent is CVE-2021-24779?

Priority 40/100. Public exploit reference

This month

MEDIUM 6.5UPGRADE

CVE-2021-24779 is a medium-severity flaw (CVSS 6.5) affecting wp debugging. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The WP Debugging WordPress plugin before 2.11.0 has its update_settings() function hooked to admin_init and is missing any authorisation and CSRF checks, as a result, the settings can be updated by unauthenticated users.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	6.5 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 53%)
CISA exploited list	No
Weakness	CWE-862, CWE-352
Published	2021-10-25
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: wp debugging project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2021-10-25 14:15 UTCPublished CVE record published
2026-06-17 03:40 UTCUpdated Record last modified

wp debugging project wp debugging UPGRADE

Affected: < 2.11.0

Fixed in: 2.11.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy wp-debugging || rpm -q wp-debugging || wp-debugging --version

2. UPGRADE to 2.11.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade wp-debugging

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade wp-debugging

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2021-24779?

wp debugging: upgrade to 2.11.0. Exact commands for each OS are on this page.

Is CVE-2021-24779 being exploited?

CVE-2021-24779 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2021-24779 affect?

CVE-2021-24779 affects wp debugging. Severity is medium (CVSS 6.5). The WP Debugging WordPress plugin before 2.11.0 has its update_settings() function hooked to admin_init and is missing any authorisation and CSRF checks, as a result, the settings can be updated by unauthenticated users.

How urgent is CVE-2021-24779?

Priority 40/100. Public exploit reference

Software pages

WordPress vulnerabilities

References

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