SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2009-1055

Unspecified vulnerability in the web service in Sitecore CMS 5.3.1 rev.

MEDIUM 4.0EPSS 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

Unspecified vulnerability in the web service in Sitecore CMS 5.3.1 rev. 071114 allows remote authenticated users to gain access to security databases, and obtain administrative and user credentials, via unknown vectors related to SOAP and XML requests.

CVSS 2.0
4.0 MEDIUMAV:N/AC:L/Au:S/C:P/I:N/A:N
EPSS
1.15% probability · 67th percentile
Public exploits
None in Exploit-DB
CISA KEV
Not listed
Affected
sitecore/cms
Source
cve@mitre.org
EPSS trend
0%3%5%26 October 2026: 1.15%26 October 202626 October 2026

EPSS 1.2% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.

Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.