XSS in Sir Gnuboard
CVE-2018-18676
GNUBOARD5 5.3.1.9 has XSS that allows remote attackers to inject arbitrary web script or HTML via the "mobile board tail contents" parameter, aka the adm/board_form_update.php bo_mobile_content_tail parameter.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
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: 0.016 (74.1th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 74.1% 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
- Sir Gnuboard — versions 5.3.1.9
Weakness classification (CWE)
References
- github.com/gnuboard/gnuboard5/releases/tag/5.3.2.0 (Third Party Advisory, Release Notes)
- github.com/gnuboard/gnuboard5/compare/15b2e73...2549172 (Patch, Third Party Advisory)
- github.com/gnuboard/gnuboard5/commit/a45241f4bc46aee1ab2cc0749f6444b043681edf (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2018-18676?
- CVE-2018-18676 is a medium-severity vulnerability in Sir Gnuboard, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-07-23.
- How severe is CVE-2018-18676?
- Medium severity. CVSS v3 base score is 6.1 out of 10.