What is CVE-2022-27858?

CVE-2022-27858 is a high-severity vulnerability in Activity Log Project, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 7.4/10. Published 2022-11-08.

How severe is CVE-2022-27858?

High severity. CVSS v3 base score is 7.4 out of 10.

Is CVE-2022-27858 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Activity Log Project

CVE-2022-27858

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

Published 2022-11-08 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.4 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.009 (57.5th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 57.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.009 · change: +0.000

Affected products

Weakness classification (CWE)

CWE-1236 — Improper Neutralization of Formula Elements in a CSV File

Public proof-of-concept exploits

References

patchstack.com/database/vulnerability/aryo-activity-log/wordpress-activity-log-… (Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2022-27858?: CVE-2022-27858 is a high-severity vulnerability in Activity Log Project, classified under Improper Neutralization of Formula Elements in a CSV File. CVSS score: 7.4/10. Published 2022-11-08.
How severe is CVE-2022-27858?: High severity. CVSS v3 base score is 7.4 out of 10.
Is CVE-2022-27858 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.