CVE-2021-24126

5.4 mediumEPSS 0.7%

Medium (5.4) in enviragallery envira gallery. EPSS 0.7% chance of exploitation in the next 30 days.

Unvalidated input and lack of output encoding in the Envira Gallery Lite WordPress plugin, versions before 1.8.3.3, did not properly sanitise the images metadata (namely title) before outputting them in the generated gallery, which could lead to privilege escalation.

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: 0.7% chance of exploitation in the next 30 days; higher than 51% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2021-03-18
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

enviragallery:envira_gallery

References

https://wpscan.com/vulnerability/f3952bd1-ac2f-4007-9e19-6c44a22465f3
https://wpscan.com/vulnerability/f3952bd1-ac2f-4007-9e19-6c44a22465f3

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