CVE-2022-3994: The Authenticator WordPress plugin before 1.3.1 does not prevent subscribers from updating a site's feed acces

Q: How do I fix CVE-2022-3994?

authenticator: upgrade to 1.3.1. Exact commands for each OS are on this page.

Q: Is CVE-2022-3994 being exploited?

CVE-2022-3994 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-2022-3994 affect?

CVE-2022-3994 affects authenticator. Severity is medium (CVSS 4.3). The Authenticator WordPress plugin before 1.3.1 does not prevent subscribers from updating a site's feed access token, which may deny other users access to the functionality in certain configurations.

Q: How urgent is CVE-2022-3994?

Priority 34/100. Public exploit reference

Routine

MEDIUM 4.3UPGRADE

CVE-2022-3994 is a medium-severity flaw (CVSS 4.3) affecting authenticator. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The Authenticator WordPress plugin before 1.3.1 does not prevent subscribers from updating a site's feed access token, which may deny other users access to the functionality in certain configurations.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.8% (top 44%)
CISA exploited list	No
Published	2023-01-02
Last modified	2026-06-17

Publisher (CNA): WPScan · Vendor: authenticator project

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

Am I affected?

Timeline

2023-01-02 22:15 UTCPublished CVE record published
2026-06-17 05:00 UTCUpdated Record last modified

authenticator project authenticator UPGRADE

Affected: < 1.3.1

Fixed in: 1.3.1

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy authenticator || rpm -q authenticator || authenticator --version

2. UPGRADE to 1.3.1 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade authenticator

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade authenticator

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-2022-3994?

authenticator: upgrade to 1.3.1. Exact commands for each OS are on this page.

Is CVE-2022-3994 being exploited?

CVE-2022-3994 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-2022-3994 affect?

CVE-2022-3994 affects authenticator. Severity is medium (CVSS 4.3). The Authenticator WordPress plugin before 1.3.1 does not prevent subscribers from updating a site's feed access token, which may deny other users access to the functionality in certain configurations.

How urgent is CVE-2022-3994?

Priority 34/100. Public exploit reference

Software pages

WordPress vulnerabilities

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References

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