CVE-2021-34632

HIGH 8.8CVE-2021-34632 · Published 02/08/2021 · updated 17/06/2026

In short

CVE-2021-34632 is a HIGH (CVSS 8.8) vulnerability affecting seo backlinks (seo backlinks project).
Chance of exploitation in the next 30 days (EPSS): 0.68%, higher than 52.6% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
seo backlinks seo_backlinks_project	`≤ 4.0.1`	No fix yet

Description

The SEO Backlinks WordPress plugin is vulnerable to Cross-Site Request Forgery via the loc_config function found in the ~/seo-backlinks.php file which allows attackers to inject arbitrary web scripts, in versions up to and including 4.0.1.

References

plugins.trac.wordpress.org/browser/seo-backlinks/trunk/seo-backlinks.php · Exploit
wordfence.com/vulnerability-advisories · Third Party Advisory

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