CVE-2025-0767: WP Activity Log 5.3.2 was found to be vulnerable

This month

CRITICAL 9.8REMOTEDOWNGRADE

CVE-2025-0767 is a critical-severity flaw (CVSS 9.8) affecting wp activity log. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WP Activity Log 5.3.2 was found to be vulnerable. Unvalidated user input is used directly in an unserialize function in myapp/classes/Writers/class-csv-writer.php.

Why this priority

Critical severity
Remotely exploitable, no login, no user action

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 59%)
CISA exploited list	No
Weakness	CWE-502
Published	2025-02-27
Last modified	2026-06-17

Publisher (CNA): Fluid Attacks · Vendor: melapress

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

Am I affected?

Timeline

2025-02-27 19:15 UTCPublished CVE record published
2026-06-17 08:27 UTCUpdated Record last modified

melapress wp activity log DOWNGRADE

Affected: 5.3.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.3.2

1. Check installed version

apt-cache policy wp-activity-log || rpm -q wp-activity-log || wp-activity-log --version

2. No fixed release: DOWNGRADE to a release before 5.3.2 (Debian / Ubuntu)

apt-cache madison wp-activity-log sudo apt install wp-activity-log=<VERSION_BEFORE_5.3.2> sudo apt-mark hold wp-activity-log

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list wp-activity-log sudo dnf downgrade wp-activity-log-<VERSION_BEFORE_5.3.2> sudo dnf versionlock add wp-activity-log

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2025-0767?

wp activity log: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2025-0767 being exploited?

CVE-2025-0767 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-2025-0767 affect?

CVE-2025-0767 affects wp activity log. Severity is critical (CVSS 9.8). WP Activity Log 5.3.2 was found to be vulnerable. Unvalidated user input is used directly in an unserialize function in myapp/classes/Writers/class-csv-writer.php.

How urgent is CVE-2025-0767?

Priority 49/100. Critical severity; Remotely exploitable, no login, no user action

Software pages

PHP vulnerabilities

Related CVEs

CVE-2025-0924 HIGH 7.2 UPGRADE The WP Activity Log plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘message’ parame
CVE-2024-2018 HIGH 8.8 UPGRADE The WP Activity Log Premium plugin for WordPress is vulnerable to SQL Injection via the entry->roles parameter
CVE-2024-10793 HIGH 7.2 UPGRADE The WP Activity Log plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the user_id paramete
CVE-2023-50905 HIGH 7.1 UPGRADE Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Melapres

References

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