CVE-2018-12596

Name: CVE-2018-12596
Creator: NVD / NIST
Published: 2018-10-10T21:29:01.43+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 22.38%

Last modified Jun 17, 2026

CVE-2018-12596 is a vulnerability of currently unknown severity. Episerver Ektron CMS before 9.0 SP3 Site CU 31, 9.1 before SP3 Site CU 45, or 9.2 before SP2 Site CU 22 allows remote attackers to call aspx pages via the "activateuser.aspx" page, even if a page is located under the /WorkArea/ path, which is forbidden (normally available exclusively for local admins).. EPSS estimates a 22.38% chance of exploitation in the next 30 days.

Description

Episerver Ektron CMS before 9.0 SP3 Site CU 31, 9.1 before SP3 Site CU 45, or 9.2 before SP2 Site CU 22 allows remote attackers to call aspx pages via the "activateuser.aspx" page, even if a page is located under the /WorkArea/ path, which is forbidden (normally available exclusively for local admins).

Metrics

EPSS Probability

22.38%

97.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-269

Affected Software

Vendor	Product	Versions
Episerver	Ektron Cms	9.00
Episerver	Ektron Cms	9.10
Episerver	Ektron Cms	9.20

References

http://seclists.org/fulldisclosure/2018/Oct/15Exploit, Mailing List, Mitigation, Patch, Third Party Advisory
https://github.com/alt3kx/CVE-2018-12596Exploit, Patch, Third Party Advisory
https://medium.com/%40alt3kx/ektron-content-management-system-cms-9-20-sp2-remote-re-enabling-users-cve-2018-12596-bdf1e3a05158
https://www.exploit-db.com/exploits/45577/Exploit, Mitigation, Patch, Third Party Advisory, VDB Entry
http://seclists.org/fulldisclosure/2018/Oct/15Exploit, Mailing List, Mitigation, Patch, Third Party Advisory
https://github.com/alt3kx/CVE-2018-12596Exploit, Patch, Third Party Advisory
https://medium.com/%40alt3kx/ektron-content-management-system-cms-9-20-sp2-remote-re-enabling-users-cve-2018-12596-bdf1e3a05158
https://www.exploit-db.com/exploits/45577/Exploit, Mitigation, Patch, Third Party Advisory, VDB Entry

Timeline

Published: Oct 10, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-12596?

How severe is CVE-2018-12596?

Severity scoring for CVE-2018-12596 is pending analysis. The EPSS model estimates a 22.38% probability of exploitation in the next 30 days.

How do I fix CVE-2018-12596?

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-2018-12596?

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

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Source: NVD / NIST