CVE-2023-26262

HIGH

Sitecore XP/XM 10.3 - RCE

Title source: llm
STIX 2.1

Description

An issue was discovered in Sitecore XP/XM 10.3. As an authenticated Sitecore user, a unrestricted language file upload vulnerability exists the can lead to direct code execution on the content management (CM) server.

Exploits (1)

nomisec WRITEUP
by istern · poc
https://github.com/istern/CVE-2023-26262

References (2)

Core 2
Core References
Exploit, Mitigation, Third Party Advisory
https://github.com/istern/CVE-2023-26262

Scores

CVSS v3 7.2
EPSS 0.1752
EPSS Percentile 95.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation poc
Automatable no
Technical Impact total

Details

CWE
CWE-434
Status published
Products (2)
sitecore/experience_manager < 10.3
sitecore/experience_platform < 10.3
Published Mar 14, 2023
Tracked Since Feb 18, 2026