CVE-2022-27858 WordPress Activity Log plugin <= 2.8.3 - CSV Injection vulnerability

Q: What is CVE-2022-27858?

CVE-2022-27858 is a high-severity vulnerability in Activity Log (WordPress plugin), published on 8 Nov 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Q: Is CVE-2022-27858 being exploited?

There is no known exploitation of CVE-2022-27858 in the wild and no public exploit code.

Q: How do I fix CVE-2022-27858?

No fix has been published for CVE-2022-27858 yet. Limit exposure of the affected software until one is available.

High 7.4 Published 8 Nov 2022 Updated 28 Apr 2026

An attacker can inject malicious formulas into CSV exports, potentially leading to code execution when the file is opened in spreadsheet software.

Exploited in the wild: Not known
Login needed: Not needed
Attackable: Over the internet
Victim action needed: A user has to click or open something
Fix: None listed

What is CVE-2022-27858?

CVE-2022-27858 is a high-severity vulnerability in Activity Log (WordPress plugin), published on 8 Nov 2022. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

Official description

CSV Injection vulnerability in Activity Log Team Activity Log <= 2.8.3 on WordPress.

Weakness: CWE-1236

Which versions are affected by CVE-2022-27858?

It affects 1 product.

Products include Activity Log Project Activity Log.

How do I fix CVE-2022-27858?

No fix has been published for CVE-2022-27858 yet. Limit exposure of the affected software until one is available.

Is CVE-2022-27858 being exploited?

There is no known exploitation of CVE-2022-27858 in the wild and no public exploit code.

Sources

Also known as GHSA-wc29-x275-pgcq.