What is CVE-2018-11581?

CVE-2018-11581 is a medium-severity vulnerability in Brother Hl-L2340d, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-06-01.

How severe is CVE-2018-11581?

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

XSS in Brother Hl-L2340d

CVE-2018-11581

Cross-site scripting (XSS) vulnerability on Brother HL series printers allows remote attackers to inject arbitrary web script or HTML via the url parameter to etc/loginerror.html.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-06-01 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.011 (63.7th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 64th percentile — 63.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000

Affected products

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2018-11581?: CVE-2018-11581 is a medium-severity vulnerability in Brother Hl-L2340d, classified under Cross-site Scripting. CVSS score: 4.8/10. Published 2018-06-01.
How severe is CVE-2018-11581?: Medium severity. CVSS v3 base score is 4.8 out of 10.