Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1336 CNY

100%
Buy Us a Coffee

CVE-2026-66358

Quick assessment

Affected
Extra Innovation Inc. acmailer CGI
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

acmailer 中存在跨站脚本漏洞，攻击者可能利用该漏洞执行任意脚本。

CVSS 5.1 · Medium EPSS 0.17% · P7

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 2

VendorProduct Version RangeStatus
Extra Innovation Inc. acmailer CGI < 4.1.2 affected
Extra Innovation Inc. acmailer DB < 1.2.2 affected
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2026-66358

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A cross-site scripting vulnerability exists in acmailer, which may allow an attacker to execute an arbitrary script.
Source: CVE Program / CVE List V5
CVSS Information
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
Source: CVE Program / CVE List V5
Vulnerability Type
在Web页面生成时对输入的转义处理不恰当(跨站脚本)
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
Extra Innovation Inc. acmailer CGI 0 ~ 4.1.2 -
Extra Innovation Inc. acmailer DB 0 ~ 1.2.2 -

II. Public POCs for CVE-2026-66358

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2026-66358

请登录查看更多情报信息。

Vendor Advisories for CVE-2026-66358 (1)

Vendor Pages for CVE-2026-66358 (1)

IV. Related Vulnerabilities

Same product: acmailer CGI
Same vendor: Extra Innovation Inc.
Same weakness: CWE-79

V. Comments for CVE-2026-66358

No comments yet

Leave a comment