CVE-2023-53890

5.1 mediumEPSS 0.2%

Medium (5.1) in grabaperch perch. EPSS 0.2% chance of exploitation in the next 30 days.

Perch CMS 3.2 contains a stored cross-site scripting vulnerability that allows authenticated users to upload malicious SVG files with embedded JavaScript. Attackers can craft SVG files with script tags that execute when the file is viewed, potentially stealing user session information or performing client-side attacks.

Severity

CVSS 4.0

5.1 medium

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N

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: 0.2% chance of exploitation in the next 30 days; higher than 14% of CVEs (scores of 2026-10-31)
CWE: CWE-79
Published: 2025-12-15
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

grabaperch:perch

References

https://grabaperch.com/
https://www.exploit-db.com/exploits/51621
https://www.vulncheck.com/advisories/perch-cms-stored-cross-site-scripting-via-svg-file-upload
https://www.exploit-db.com/exploits/51621

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