CVE-2023-26262

Name: CVE-2023-26262
Creator: NVD / NIST
Published: 2023-03-14T21:15:10.553+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.2/10EPSS 1.66%

Last modified Jun 17, 2026

CVE-2023-26262 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. 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.. EPSS estimates a 1.66% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

7.2/10

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.66%

73.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Sitecore	Experience Manager	<= 10.3
Sitecore	Experience Platform	< 10.3

References

https://github.com/istern/CVE-2023-26262Exploit, Mitigation, Third Party Advisory
https://www.sitecore.com/trustVendor Advisory
https://github.com/istern/CVE-2023-26262Exploit, Mitigation, Third Party Advisory
https://www.sitecore.com/trustVendor Advisory

Timeline

Published: Mar 14, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-26262?

How severe is CVE-2023-26262?

CVE-2023-26262 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 1.66% probability of exploitation in the next 30 days.

How do I fix CVE-2023-26262?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-26262?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST