CVE-2021-24439

5.4 mediumEPSS 0.6%

Medium (5.4) in prothemedesign browser screenshots. EPSS 0.6% chance of exploitation in the next 30 days.

The Browser Screenshots WordPress plugin before 1.7.6 allowed authenticated users with a role as low as Contributor to perform Stored Cross-Site Scripting attacks as the image_class parameter of the browser-shot shortcode was not escaped.

Severity

CVSS 3.1

5.4 medium

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

EPSS: 0.6% chance of exploitation in the next 30 days; higher than 49% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-07-12
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

prothemedesign:browser_screenshots

References

https://wpscan.com/vulnerability/9c538c51-ae58-461d-b93b-cc9dfebf2bc0
https://wpscan.com/vulnerability/9c538c51-ae58-461d-b93b-cc9dfebf2bc0

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