CVE-2017-16871

Severity: high (CVSS 8.1 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.6% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2017-11-17 · updated 2026-06-17
Weakness: CWE-94

Description

The UpdraftPlus plugin through 1.13.12 for WordPress allows remote PHP code execution because the plupload_action function in /wp-content/plugins/updraftplus/admin.php has a race condition before deleting a file associated with the name parameter. NOTE: the vendor reports that this does not cross a privilege boundary

Affected products

UpdraftPlus WordPress Backup Plugin: through 1.13.12

References

https://github.com/LoRexxar/CVE_Request/tree/master/wordpress%20plugin%20updraftplus%20vulnerablity#authenticated--upload-file-and-php-code-execution
https://github.com/LoRexxar/CVE_Request/tree/master/wordpress%20plugin%20updraftplus%20vulnerablity#authenticated--upload-file-and-php-code-execution

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