CVE-2021-30209

6.5 mediumEPSS 0.8%

Medium (6.5) in textpattern textpattern. EPSS 0.8% chance of exploitation in the next 30 days.

Textpattern V4.8.4 contains an arbitrary file upload vulnerability where a plug-in can be loaded in the background without any security verification, which may lead to obtaining system permissions.

Severity

CVSS 3.1

6.5 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N

EPSS: 0.8% chance of exploitation in the next 30 days; higher than 55% of CVEs (scores of 2026-10-31)
CWE: CWE-434
Published: 2021-04-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

textpattern:textpattern

References

https://github.com/textpattern/textpattern/issues/1655
https://github.com/textpattern/textpattern/issues/1655

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