VulnerabilityAnalyzed
CVE-2021-47783
Phpwcms 1.9.30 contains a file upload vulnerability that allows authenticated attackers to upload malicious SVG files with embedded JavaScript.
MEDIUM 5.3EPSS 0.33%
Does this matter?
Lower severity and a low EPSS score (0.33%). Track it; it rarely justifies an emergency change on its own.
Description
Phpwcms 1.9.30 contains a file upload vulnerability that allows authenticated attackers to upload malicious SVG files with embedded JavaScript. Attackers can upload crafted SVG payloads through the multiple file upload feature to potentially execute cross-site scripting attacks on the platform.
- CVSS 4.0
- 5.3 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
- EPSS
- 0.33% probability · 26th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-434
- Affected
- phpwcms/phpwcms
- Source
- disclosure@vulncheck.com
References
- http://www.phpwcms.org/Product
- https://www.exploit-db.com/exploits/50363Exploit, VDB Entry
- https://www.vulncheck.com/advisories/phpwcms-arbitrary-file-uploadThird Party Advisory
- https://www.exploit-db.com/exploits/50363Exploit, VDB Entry
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.