CVE-2026-11975
Stored Cross-Site Scripting (XSS) in SimplCommerce News Module Admin Interface
Description
Stored cross-site scripting (XSS) in NewsItemApiController In SimplCommerce prior to commit 6142d3b5 allows an authenticated administrator to execute arbitrary JavaScript via the ShortContent and FullContent fields, which are stored without HTML sanitization and rendered unencoded via @Html.Raw()
INFO
Published Date :
June 17, 2026, 1:19 p.m.
Last Modified :
June 17, 2026, 5:16 p.m.
Remotely Exploit :
Yes !
Source :
596c5446-0ce5-4ba2-aa66-48b3b757a647
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | |||||
| CVSS 4.0 | MEDIUM | 596c5446-0ce5-4ba2-aa66-48b3b757a647 | ||||
| CVSS 4.0 | MEDIUM | 596c5446-0ce5-4ba2-aa66-48b3b757a647 |
Solution
- Update SimplCommerce to version post commit 6142d3b5.
- Sanitize user-supplied HTML content.
- Avoid rendering unencoded HTML content.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-11975.
| URL | Resource |
|---|---|
| https://github.com/simplcommerce/SimplCommerce/commit/6142d3b5147899e0edb41663ae20183878ab39f7 | |
| https://github.com/simplcommerce/SimplCommerce/pull/1151 |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-11975 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-11975
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-11975 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-11975 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Jun. 17, 2026
Action Type Old Value New Value Added SSVC {'id': 'CVE-2026-11975', 'role': 'CISA Coordinator', 'options': [{'exploitation': 'none'}, {'automatable': 'no'}, {'technicalImpact': 'partial'}], 'version': '2.0.3', 'timestamp': '2026-06-17T15:03:11.260904Z'} -
New CVE Received by 596c5446-0ce5-4ba2-aa66-48b3b757a647
Jun. 17, 2026
Action Type Old Value New Value Added Affected [{'repo': 'https://github.com/simplcommerce/SimplCommerce', 'vendor': 'simplcommerce', 'product': 'SimplCommerce', 'versions': [{'status': 'affected', 'changes': [{'at': '6142d3b5', 'status': 'unaffected'}], 'version': '0', 'lessThan': '6142d3b5', 'versionType': 'git'}], 'defaultStatus': 'affected'}] Added Description Stored cross-site scripting (XSS) in NewsItemApiController In SimplCommerce prior to commit 6142d3b5 allows an authenticated administrator to execute arbitrary JavaScript via the ShortContent and FullContent fields, which are stored without HTML sanitization and rendered unencoded via @Html.Raw() Added CVSS V4.0 AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:L/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CWE CWE-79 Added Reference https://github.com/simplcommerce/SimplCommerce/commit/6142d3b5147899e0edb41663ae20183878ab39f7 Added Reference https://github.com/simplcommerce/SimplCommerce/pull/1151