What is CVE-2018-18674?

CVE-2018-18674 is a medium-severity vulnerability in Sir Gnuboard, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-11-07.

How severe is CVE-2018-18674?

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

XSS in Sir Gnuboard

CVE-2018-18674

GNUBOARD5 5.3.1.9 has XSS that allows remote attackers to inject arbitrary web script or HTML via the "board tail contents" parameter, aka the adm/board_form_update.php bo_content_tail parameter.

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.012 (63.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Sir Gnuboard — versions 5.3.1.9
N/a — versions n/a

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC, Release Notes)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2018-18674?: CVE-2018-18674 is a medium-severity vulnerability in Sir Gnuboard, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2019-11-07.
How severe is CVE-2018-18674?: Medium severity. CVSS v3 base score is 6.1 out of 10.