Vulnerability · Published May 14, 2026 · Assigned by GitHub_M

CVE-2026-44371Open OnDemand: Specially crafted filenames can execute javascript in the file browser

Medium 5.3

In plain English

A medium-severity cross-site scripting in ondemand from OSC. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 18% of all known vulnerabilities).

Severity (CVSS 4.0)5.3Medium

Exploit odds (30 days)0.3%top 81.9% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Open OnDemand is an open-source high-performance computing portal. Prior to 4.0.11, 4.1.5, and 4.2.2, specially crafted filenames can execute javascript in the file browser This vulnerability is fixed in 4.0.11, 4.1.5, and 4.2.2.

Affected products (as reported)

Vendor	Product	Versions
OSC	ondemand	< 4.0.11>= 4.1.0, < 4.1.5>= 4.2.0, < 4.2.2

Weakness: CWE-79 · Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

References

https://github.com/OSC/ondemand/security/advisories/GHSA-xcv4-m435-m33h x_refsource_CONFIRM