CVE-2019-19979 — A flaw in the WordPress plugin, WP Maintenance before 5

A flaw in the WordPress plugin, WP Maintenance before 5.0.6, allowed attackers to enable a vulnerable site's maintenance mode and inject malicious code affecting site visitors. There was CSRF with resultant XSS.

01What is this vulnerability?

A flaw in the WordPress plugin, WP Maintenance before 5.0.6, allowed attackers to enable a vulnerable site's maintenance mode and inject malicious code affecting site visitors. There was CSRF with resultant XSS.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2019-12-26T02:26:32.000Z
• Last modified: 2024-08-05T02:32:10.336Z

09References

• wpvulndb.com — https://wpvulndb.com/vulnerabilities/9954
• www.wordfence.com — https://www.wordfence.com/blog/2019/11/high-severity-vulnerability-patched-in-wp…