CVE-2026-66358CWE-79cross-site-scripting

CVE-2026-66358

Medium · published August 19, 2026

CVSS v3.0
6.1
EPSS
0%
Percentile
17.0
In the wild
Unconfirmed
What it is

A cross-site scripting vulnerability exists in acmailer, which may allow an attacker to execute an arbitrary script.

The record
Technical detail
CVSS v3.0
6.1 · MEDIUM
Vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS v4.0
5.1 · CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
EPSS
0.00262 · 17.0th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2026-08-19T09:17Z
References (2)
https://jvn.jp/en/jp/JVN47716829/ · [email protected]https://www.acmailer.jp/info/de.cgi?id=119 · [email protected]
EPSS history
Timeline
  • 19 AUG 04:53Z
    A cross-site scripting vulnerability exists in acmailer, which may allow an attacker to execute an arbitrary script
    cvelistv5