XSS in Loofah Project
CVE-2019-15587
In the Loofah gem for Ruby through v2.3.0 unsanitized JavaScript may occur in sanitized output when a crafted SVG element is republished.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.016 (74.2th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.2% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.016 · newest: 0.016 · change: 0.000
Affected products
- Loofah Project
- Canonical Ubuntu Linux — versions 16.04
- Debian Linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 30, 31
- Loofah (Rubygem) — versions Fixed in v2.3.1
Weakness classification (CWE)
References
- hackerone.com/reports/709009 (Permissions Required, Third Party Advisory)
- github.com/flavorjones/loofah/issues/171 (Third Party Advisory)
- www.debian.org/security/2019/dsa-4554 (vendor-advisory, Third Party Advisory)
- security.netapp.com/advisory/ntap-20191122-0003/ (Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- usn.ubuntu.com/4498-1/ (vendor-advisory, Third Party Advisory)
Frequently asked questions
- What is CVE-2019-15587?
- CVE-2019-15587 is a medium-severity vulnerability in Loofah Project, classified under Cross-site Scripting. CVSS score: 5.4/10. Published 2019-10-22.
- How severe is CVE-2019-15587?
- Medium severity. CVSS v3 base score is 5.4 out of 10.