Mass tag deletion via missing nonce validation
Published May 18, 2023 · Updated Apr 28, 2026
Cross-site request forgery in Ramon Fincken Mass Delete Unused Tags 2.0.0 and earlier allows remote attackers to delete site tags. The plugin_mass_delete_unused_tags_init function accepts tag-deletion form requests without validating a WordPress nonce. Exploitation requires an administrator with an active session to follow an attacker-controlled link or submit a crafted form, after which the request mass deletes unused tags.
Summary
What happened
Cross-site request forgery in Ramon Fincken Mass Delete Unused Tags 2.0.0 and earlier allows remote attackers to delete site tags. The plugin_mass_delete_unused_tags_init function accepts tag-deletion form requests without validating a WordPress nonce. Exploitation requires an administrator with an active session to follow an attacker-controlled link or submit a crafted form, after which the request mass deletes unused tags.
The record
- CVE
- CVE-2023-27430
- Published
- May 18, 2023
- Updated
- Apr 28, 2026
- Vendor
- Ramon Fincken
- Product
- Mass Delete Unused Tags
- Classifications
- CWE-352, CAPEC-62, T1204.001, T1485
- Attack vector
- network
- Privileges
- unauthenticated
Timeline
How it unfolded
- May 18, 2023CVE publishedPublication date reported by the CVE source.
- Apr 28, 2026Record updatedLatest update available in the CVE record.
Exploitability
Present is not the same as exploitable
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Is a vulnerable build present?
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- Affected versionversion=n/a <=2.0.0 changes=[{"at":"3.0.0","status":"unaffected"}]
What conditions does exploitation require?
What is affected?
Published CVSS scores
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Attacks
What attackers are doing with it
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Weakness, pattern, technique
Public exploit references
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Technologies
Your stack
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Your stack
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