CVE-2026-36761 Details
Description
A stored cross-site scripting (XSS) vulnerability in the /msg/msgInner/save endpoint of JeeSite v5.15.1 allows attackers to execute arbitrary web scripts or HTML via injecting a crafted input into the msgContent parameter.
A stored cross-site scripting vulnerability has been identified in JeeSite versions through 5.15.1. This vulnerability allows attackers to execute arbitrary web scripts or HTML by injecting malicious content into the 'msgContent' parameter via the '/a/msg/msgInner/save' endpoint. When the message is viewed by a recipient, the injected script executes in their browser, potentially leading to session hijacking, privilege escalation, and unauthorized API actions.
Users are advised to update to JeeSite version 5.16.0 or later, where this vulnerability has been addressed.
Metrics
CVSS 4.0 Severity and Vector Strings:
VolerionCVSS 3.x Severity and Vector Strings:
No data available for CVSS Version 2.0 on this CVE.
Volerion
Assessed Apr 30, 2026CISA-ADP
Assessed Apr 30, 2026References to Advisories, Solutions, and Tools
By selecting these links, you will be leaving this site. These are references gathered from the official CVE record and are not endorsed by Volerion.
| URL | Source(s) | Tag(s) |
|---|---|---|
| https://github.com/thinkgem/jeesite/issues/528 | CISA-ADP | ExploitIssue TrackingTechnical AnalysisVendor |
| https://github.com/thinkgem/jeesite | [email protected] | ProductSource CodeVendor |
| https://github.com/thinkgem/jeesite/issues/528 | [email protected] | ExploitIssue TrackingTechnical AnalysisVendor |
Weakness Enumeration
| CWE-ID | CWE Name | Source |
|---|---|---|
| CWE-79 | Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') | CISA-ADP |
Affected Products
| Product | Versions |
|---|---|
| thinkgem jeesite | <= 5.15.1 (semver) |
CPE
Remediation
| |
Change History
4 change records found show changes
| Date | Action | Recorded By |
|---|---|---|
| Jun 17, 2026 | CVE Modified | [email protected] |
| Jun 17, 2026 | CVE Modified | CISA-ADP |
| Apr 30, 2026 | New CVE Received | [email protected] |
| Apr 30, 2026 | CVE Modified | CISA-ADP |