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THREAT OPSThreat News › [NVD] CVE-2026-18988 (MEDIUM 6.4) — The Easy Accordion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'accordionTitleTag' block attribute in versions up to, and including, 3.1.8. This is due to insufficient input sanitization and output escaping in the accordion_header_renderer() function

[NVD] CVE-2026-18988 (MEDIUM 6.4) — The Easy Accordion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'accordionTitleTag' block attribute in versions up to, and including, 3.1.8. This is due to insufficient input sanitization and output escaping in the accordion_header_renderer() function

mednvdPublished 2026-08-08

CVE-2026-18988 CVSS: 6.4 MEDIUM Published: 2026-08-08T05:17:06.790

The Easy Accordion plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'accordionTitleTag' block attribute in versions up to, and including, 3.1.8. This is due to insufficient input sanitization and output escaping in the accordion_header_renderer() function, which emits the attacker-supplied tag name using e

Indicators of compromise

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-18988