What is CVE-2012-2078?

CVE-2012-2078 is a medium-severity vulnerability in Activity, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-11-21.

How severe is CVE-2012-2078?

Medium severity. CVSS v3 base score is 4.8 out of 10.

XSS in Activity

CVE-2012-2078

Cross-site scripting (XSS) vulnerability in the Activity module 6.x-1.x for Drupal.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2019-11-21 · last modified 2026-06-16.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.005 (42.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 42nd percentile — 42.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.005 · newest: 0.005 · change: 0.000

Affected products

Activity — versions 6.x-1.x
Drupal Activity — versions 6.x-1.x

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.openwall.com/lists/oss-security/2012/04/07/1 (Mailing List, Third Party Advisory)
www.drupal.org/node/1506562 (Vendor Advisory)

Frequently asked questions

What is CVE-2012-2078?: CVE-2012-2078 is a medium-severity vulnerability in Activity, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2019-11-21.
How severe is CVE-2012-2078?: Medium severity. CVSS v3 base score is 4.8 out of 10.