CSRF in Koha

CVE-2015-4639

Cross-site scripting (XSS) vulnerability in opac-addbybiblionumber.pl in Koha 3.14.x before 3.14.16, 3.16.x before 3.16.12, and 3.20.x before 3.20.1 allows remote attackers to inject arbitrary web script or HTML via a crafted list name.

Vulnerability class: CSRF (Cross-Site Request Forgery)

Published · last modified .

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.006 (49.7th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 50th percentile — 49.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2015-4639: held from 0.006 to 0.006.

EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000

Affected products

  • Koha — versions 3.14.00, 3.14.01, 3.14.02

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2015-4639?
CVE-2015-4639 is a high-severity vulnerability in Koha, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.8/10. Published 2017-07-21.
How severe is CVE-2015-4639?
High severity. CVSS v3 base score is 8.8 out of 10.