CVE-2026-119563: XSS (CVSS 5.4)

Description

phpMyAdmin through 5.2.3 contains a stored cross-site scripting vulnerability that allows database users with CREATE privilege to inject script via unescaped table names in DesignerHistory.display(). Attackers can create a table whose name contains HTML markup that executes in another user's session when they add a condition on it in Designer query mode.

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CVSS v3.1 Score

5.4

MEDIUM

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

EPSS — Exploit Prediction

0.0017

Probability of exploitation

0.06%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

References

Other References

https://abraxaslabs.tech/research/phpmyadmin-vqb-xss https://github.com/phpmyadmin/phpmyadmin https://github.com/phpmyadmin/phpmyadmin/blob/RELEASE_5_2_3/js/src/designer/history.js#L85-L86 https://www.vulncheck.com/advisories/phpmyadmin-through-5.2.3-stored-xss-via-designer-query-history-table-name

Frequently Asked Questions

What is CVE-2026-119563? +

phpMyAdmin through 5.2.3 contains a stored cross-site scripting vulnerability that allows database users with CREATE privilege to inject script via unescaped table names in DesignerHistory.display(). Attackers can create a table whose name contains HTML markup that executes in another user's session when they add a condition on it in Designer query mode. It has a CVSS v3.1 base score of 5.4 (MEDIUM).

How severe is CVE-2026-119563? +

CVE-2026-119563 has a CVSS v3.1 score of 5.4 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0017, placing it in the 0th percentile for exploitation probability.

How do I check if I'm vulnerable to CVE-2026-119563? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2026-119563