CVE-2021-24322
MEDIUMCVSS 5.4/10EPSS 0.70%
Last modified
CVE-2021-24322 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. The Database Backup for WordPress plugin before 2.4 did not escape the backup_recipient POST parameter in before output it back in the attribute of an HTML tag, leading to a Stored Cross-Site Scripting issue.. EPSS estimates a 0.70% chance of exploitation in the next 30 days.
Description
The Database Backup for WordPress plugin before 2.4 did not escape the backup_recipient POST parameter in before output it back in the attribute of an HTML tag, leading to a Stored Cross-Site Scripting issue.
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Deliciousbrains | Database Backup | < 2.4 |
References
- https://m0ze.ru/vulnerability/%5B2021-04-04%5D-%5BWordPress%5D-%5BCWE-79%5D-WP-DB-Backup-WordPress-Plugin-v2.3.3.txtExploit, Third Party Advisory
- https://wpscan.com/vulnerability/6bea6301-0762-45c3-a4eb-15d6ac4f9f37Exploit, Third Party Advisory
- https://m0ze.ru/vulnerability/%5B2021-04-04%5D-%5BWordPress%5D-%5BCWE-79%5D-WP-DB-Backup-WordPress-Plugin-v2.3.3.txtExploit, Third Party Advisory
- https://wpscan.com/vulnerability/6bea6301-0762-45c3-a4eb-15d6ac4f9f37Exploit, Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-24322?
The Database Backup for WordPress plugin before 2.4 did not escape the backup_recipient POST parameter in before output it back in the attribute of an HTML tag, leading to a Stored Cross-Site Scripting issue.
How severe is CVE-2021-24322?
CVE-2021-24322 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.70% probability of exploitation in the next 30 days.
How do I fix CVE-2021-24322?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2021-24322?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST