What’s Vulnerable › Vulnerabilities

CVE-2021-25013: Qubely < 1.7.8 - Subscriber+ Arbitrary Post Deletion

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2022-01-24 · updated 2026-06-17
• Weakness: CWE-862

Description

The Qubely WordPress plugin before 1.7.8 does not have authorisation and CSRF check on the qubely_delete_saved_block AJAX action, and does not ensure that the block to be deleted belong to the plugin, as a result, any authenticated users, such as subscriber can delete arbitrary posts

Affected products

• Themeum Qubely: before 1.7.8 — fixed in 1.7.8

How to fix

Upgrade to a fixed version: Themeum Qubely 1.7.8. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/e88b7a70-ee71-439f-b3c6-0300adb980b0
• https://wpscan.com/vulnerability/e88b7a70-ee71-439f-b3c6-0300adb980b0

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