WordPress UpdraftPlus Plugin <= 1.23.3 is vulnerable to Cross Site Request Forgery (CSRF)

7.1 CVSS

Vulnerability Description

Cross-Site Request Forgery (CSRF) vulnerability in UpdraftPlus.Com, DavidAnderson UpdraftPlus WordPress Backup Plugin <= 1.23.3 versions leads to sitewide Cross-Site Scripting (XSS).

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

Rafie Muhammad (Patchstack)

References

https://patchstack.com/database/vulnerability/updraftplus/wordpress-updraftplus-plugin-1-23-3-csrf-lead-to-wp-admin-site-wide-xss-vulnerability?_s_id=cve

Affected Vendor

UpdraftPlus.Com, DavidAnderson

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Affected Software

UpdraftPlus WordPress Backup Plugin

Vulnerable Versions:

Unknown

Timeline

Official Publish: June 22nd, 2023

Last Modified: April 28th, 2026

Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:L

Weaknesses (CWE)

CWE-352

MITRE ATT&CK TTPs

T1566.002 Spearphishing Link

Initial Access

T1204.001 Malicious Link

Execution

T1098 Account Manipulation

Persistence

T1565.001 Stored Data Manipulation

Impact