VulnerabilityModified
CVE-2020-5810
A stored XSS vulnerability exists in Umbraco CMS <= 8.9.1 or current.
MEDIUM 5.4EPSS 62.0%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 62.0%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.
Description
A stored XSS vulnerability exists in Umbraco CMS <= 8.9.1 or current. An authenticated user authorized to upload media can upload a malicious .svg file which act as a stored XSS payload.
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 61.95% probability · 99th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- umbraco/umbraco cms
- Source
- vulnreport@tenable.com
References
- https://www.tenable.com/security/research/tra-2020-59Exploit, Third Party Advisory
- https://www.tenable.com/security/research/tra-2020-59Exploit, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.