cve.bz

CVE-2023-45279

5.4 mediumEPSS 0.5%

Medium (5.4) in spaceapplications yamcs. EPSS 0.5% chance of exploitation in the next 30 days. Fixed in org.yamcs:yamcs 5.8.7.

Yamcs 5.8.6 allows XSS (issue 1 of 2). It comes with a Bucket as its primary storage mechanism. Buckets allow for the upload of any file. There's a way to upload a display referencing a malicious JavaScript file to the bucket. The user can then open the uploaded display by selecting Telemetry from the menu and navigating to the display.

Severity

CVSS 3.1

5.4 medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
EPSS
0.5% chance of exploitation in the next 30 days; higher than 42% of CVEs (scores of 2026-10-31)
CWE
CWE-79
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-4cqv-q33x-wfxwMavenorg.yamcs:yamcs<5.8.75.8.7

References

Check your stackJSON