CVE-2025-11699

Name: CVE-2025-11699
Creator: NVD / NIST
Published: 2025-12-01T16:15:51.017+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.1/10EPSS 0.40%

Last modified Jun 17, 2026

CVE-2025-11699 is a high-severity vulnerability rated 7.1/10 on the CVSS scale. nopCommerce v4.70 and prior, and version 4.80.3, does not invalidate session cookies after logout or session termination, allowing an attacker who has a a valid session cookie access to privileged endpoints (such as /admin) even after the legitimate user has logged out, enabling session hijacking. Any version above 4.70 that is not 4.80.3 fixes the vulnerability.. EPSS estimates a 0.40% chance of exploitation in the next 30 days.

Description

nopCommerce v4.70 and prior, and version 4.80.3, does not invalidate session cookies after logout or session termination, allowing an attacker who has a a valid session cookie access to privileged endpoints (such as /admin) even after the legitimate user has logged out, enabling session hijacking. Any version above 4.70 that is not 4.80.3 fixes the vulnerability.

Metrics

CVSS 3.1

7.1/10

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

EPSS Probability

0.40%

32.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-613

Affected Software

Vendor	Product	Versions
Nopcommerce	Nopcommerce	< 4.70.0
Nopcommerce	Nopcommerce	4.80.3

References

https://github.com/nopSolutions/nopCommerce/issues/7044Issue Tracking
https://seclists.org/fulldisclosure/2025/Aug/14Mailing List, Third Party Advisory
https://www.nopcommerce.com/en/release-notes?srsltid=AfmBOoravPKjN19pm_XZbXZ7GvPhkt8cxlK6794BJRZlY5RxJU_yNoTTRelease Notes
https://www.kb.cert.org/vuls/id/633103Patch, Third Party Advisory

Timeline

Published: Dec 1, 2025
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2025-11699?

How severe is CVE-2025-11699?

CVE-2025-11699 has a CVSS score of 7.1/10 (HIGH severity). The EPSS model estimates a 0.40% probability of exploitation in the next 30 days.

How do I fix CVE-2025-11699?

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-2025-11699?

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

Scan your code now

Source: NVD / NIST