CVE-2021-28002

MEDIUM 5.4CVE-2021-28002 · Published 19/08/2021 · updated 17/06/2026

In short

CVE-2021-28002 is a MEDIUM (CVSS 5.4) vulnerability affecting textpattern (textpattern).
Chance of exploitation in the next 30 days (EPSS): 1.1%, higher than 64.9% of all vulnerabilities.
No patched version is listed yet: follow the vendor's advisory in References.

Package	Affected versions	Patched versions
textpattern textpattern	`= 4.9.0`	No fix yet

Description

A persistent cross-site scripting vulnerability was discovered in the Excerpt parameter in Textpattern CMS 4.9.0 which allows remote attackers to execute arbitrary code via a crafted payload entered into the URL field. The vulnerability is triggered by users visiting the 'Articles' page.

References

exploit-db.com/exploits/49617 · Exploit
linkedin.com/in/tushar-vaidya-2111s5 · Third Party Advisory

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Package

Affected versions

Patched versions

textpattern

= 4.9.0

No fix yet

More vulnerabilities in textpattern

See all →