What’s Vulnerable › Vulnerabilities

CVE-2023-0373: Lightweight Accordion < 1.5.15 - Contributor+ Stored XSS

• Severity: medium (CVSS 5.4 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.6% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2023-02-13 · updated 2026-06-17
• Weakness: CWE-79

Description

The Lightweight Accordion WordPress plugin before 1.5.15 does not validate and escape some of its block options before outputting them back in a page/post where the block is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Affected products

• someguy9 Lightweight Accordion: before 1.5.15 — fixed in 1.5.15

How to fix

Upgrade to a fixed version: someguy9 Lightweight Accordion 1.5.15. Check the vendor advisory for mitigations.

References

• https://wpscan.com/vulnerability/fe60ea83-b584-465a-8128-b7358d8da3af
• https://wpscan.com/vulnerability/fe60ea83-b584-465a-8128-b7358d8da3af

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