CVE-2012-20003
MEDIUM
CVSS 6.1
Published: 2026-10-20
Modified: 2026-10-22
Tenable Plugin
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Threat Intelligence Pending
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Description
Custom Tables plugin for WordPress before 3.4.6 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject scripts through the unsanitized 'key' parameter in iframe.php. Attackers can craft GET requests to /wp-content/plugins/custom-tables/iframe.php with s=1 and a malicious key value to execute script in victims' browsers and steal cookies. Exploitation evidence was first observed by the Shadowserver Foundation on 2023-10-20.
Quick Facts
| CVE ID | CVE-2012-20003 |
| CVSS Score | 6.1 |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| Published | 2026-10-20 |
| Exploited | No |
| CISA KEV | No |
| PoC | Not public |
References
- https://github.com/projectdiscovery/nuclei-templates/blob/ma…
- https://wordpress.org/plugins/custom-tables/
- https://wpscan.com/vulnerability/211a4286-4747-4b62-acc3-fd9…
- https://www.acunetix.com/vulnerabilities/web/wordpress-plugi…
- https://www.exploit-db.com/exploits/37482
- https://www.vulncheck.com/advisories/custom-tables-wordpress…