What is CVE-2018-19794?

CVE-2018-19794 is a medium-severity vulnerability in Internet2 Grouper, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-12-03.

How severe is CVE-2018-19794?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Internet2 Grouper

CVE-2018-19794

Cross-site scripting (XSS) vulnerability in UiV2Public.index in Internet2 Grouper 2.2 and 2.3 allows remote attackers to inject arbitrary web script or HTML via the code parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-12-03 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (63.9th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Internet2 Grouper — versions 2.2, 2.3

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

bugs.internet2.edu/jira/browse/GRP-1838 (Exploit, Mailing List, Vendor Advisory)
spaces.at.internet2.edu/display/Grouper/v2.4+issues (Vendor Advisory)
lists.internet2.edu/sympa/arc/grouper-dev/2018-07/msg00005.html (Exploit, Patch, Mailing List, Vendor Advisory)

Frequently asked questions

What is CVE-2018-19794?: CVE-2018-19794 is a medium-severity vulnerability in Internet2 Grouper, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-12-03.
How severe is CVE-2018-19794?: Medium severity. CVSS v3 base score is 6.1 out of 10.