CVE-2026-24665: high-severity vulnerability in gunet openeclass
Open eClass is Vulnerable to Stored Cross-Site Scripting (XSS) via Student Assignment Upload
Published · Updated
21Vexday Risk Score
No sign of exploitation. No public exploitation artifact known so far.
ssvc Trackcvss 8.7epss 0.2%
exploitation probability
0.2%top 89% of all CVEs
observed exploitation
nono source reports it
The Open eClass platform (formerly known as GUnet eClass) is a complete course management system. Prior to version 4.2, a stored Cross-Site Scripting (XSS) vulnerability allows authenticated students to inject malicious JavaScript into uploaded assignment files, which is executed when instructors view the submission. This issue has been patched in version 4.2.
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N
Affected products
gunet · openeclassRelated CVEs — gunet openeclass
In the same product, most dangerous first.
CVE-2026-22241HIGHOpen eClass has Unrestricted File Upload that Leads to Remote Code Execution (RCE)EPSS 3.3%CVE-2024-38530CRITICALOpen eClass Platform allows Arbitrary File Upload in "modules/h5p/save.php"EPSS 0.8%CVE-2026-24773HIGHOpen eClass Unauthenticated IDOR Allows Access to Arbitrary User FilesEPSS 0.4%CVE-2026-24664MEDIUMOpen eClass is Vulnerable to Username Enumeration via Login Response DiscrepanciesEPSS 0.3%CVE-2026-24673MEDIUMOpen eClass Has File Upload Filter Bypass via ZIP Archive ExtractionEPSS 0.3%CVE-2026-24668MEDIUMOpen eClass Broken Access Control Allows Students to Add Content to Course UnitsEPSS 0.2%