Known vulnerabilities in SEO Redirection Plugin – 301 Redirect Manager

Manage 301, 302, and 307 redirects from inside WordPress — no .htaccess needed. Track 404 errors, fix broken links, and protect your SEO.

9Reported vulnerabilities

8.8Highest CVSS score

9.19Latest version

10,000+Active installs

What to do now

Update SEO Redirection Plugin – 301 Redirect Manager to 9.19 or later. 9 of these have a fixed version available. Updating resolves them.

Plugin last updated: July 26, 2026 / Tested up to WordPress: 7.0.4 / View on wordpress.org

Reported vulnerabilities

Ordered by how urgently they need attention — whether a vulnerability is actually being exploited, and how likely exploitation is, rather than CVSS severity alone.

CVE	Severity	Exploit probability next 30 days	Affected versions	Fixed in	Published
CVE-2021-24187	Medium 5.4	0.6%	Before 6.4	`6.4`	April 5, 2021
CVE-2022-40695	High 8.8	0.3%	Before 9.1	`9.1`	November 18, 2022
CVE-2026-52702	High 7.2	0.1%	9.17 and earlier	`9.18`	June 12, 2026
WF-9de09daa-a3e0-4563-bdc9-79cb5e4b039b	Medium 6.5	—	7.8 and earlier	`7.9`	September 15, 2021
CVE-2016-10896	Medium 6.1	0.9%	Before 4.3	`4.3`	August 21, 2019
WF-b13f1fb2-5dbc-4d7d-b4cc-b6dc6804531a	Medium 6.1	—	7.3 and earlier	`7.4`	September 13, 2021
WF-7ca83efe-298c-4ce9-a726-dbe76607aebf	Medium 6.1	—	Before 2.9	`2.9`	August 21, 2015
CVE-2026-13703	Medium 4.3	0.1%	9.18 and earlier	`9.19`	August 3, 2026
CVE-2022-38704	Medium 4.3	0.3%	8.9 and earlier	`9.1`	September 23, 2022

Sources: vulnerability records from NVD, exploitation from CISA KEV, exploit probability from EPSS. Affected versions come from CPE ranges or from the reporting CNA.