CVE-2023-49833: WordPress Spectra Plugin <= 2.7.9 is vulnerable to Cross Site Scripting (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: none known
Published: 2023-12-14 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Brainstorm Force Spectra – WordPress Gutenberg Blocks allows Stored XSS.This issue affects Spectra – WordPress Gutenberg Blocks: from n/a through 2.7.9.

Affected products

Brainstorm Force Spectra: before 2.7.10 — fixed in 2.7.10

How to fix

Upgrade to a fixed version: Brainstorm Force Spectra 2.7.10. Check the vendor advisory for mitigations.

References

https://patchstack.com/database/vulnerability/ultimate-addons-for-gutenberg/wordpress-spectra-plugin-2-7-9-cross-site-scripting-xss-vulnerability?_s_id=cve
https://patchstack.com/database/vulnerability/ultimate-addons-for-gutenberg/wordpress-spectra-plugin-2-7-9-cross-site-scripting-xss-vulnerability?_s_id=cve

Get alerted when CVE-2023-49833 or the next vulnerability affects your stack