VulnerabilityModified
CVE-2021-35976
The feature to preview a website in Plesk Obsidian 18.0.0 through 18.0.32 on Linux is vulnerable to reflected XSS via the /plesk-site-preview/ PATH, aka PFSI-62467.
MEDIUM 6.1EPSS 1.15%
Does this matter?
Lower severity and a low EPSS score (1.15%). Track it; it rarely justifies an emergency change on its own.
Description
The feature to preview a website in Plesk Obsidian 18.0.0 through 18.0.32 on Linux is vulnerable to reflected XSS via the /plesk-site-preview/ PATH, aka PFSI-62467. The attacker could execute JavaScript code in the victim's browser by using the link to preview sites hosted on the server. Authentication is not required to exploit the vulnerability.
- CVSS 3.1
- 6.1 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 1.15% probability · 65th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- plesk/obsidian
- Source
- cve@mitre.org
References
- https://support.plesk.com/hc/en-us/articles/4402990507026Vendor Advisory
- https://tarekbouali.com/cves/cve-2021-35976Exploit, Third Party Advisory
- https://www.bouali.io/cves/cve-2021-35976Broken Link
- https://support.plesk.com/hc/en-us/articles/4402990507026Vendor Advisory
- https://tarekbouali.com/cves/cve-2021-35976Exploit, Third Party Advisory
- https://www.bouali.io/cves/cve-2021-35976Broken Link
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.