What’s Vulnerable › Vulnerabilities

CVE-2026-26930

• Severity: high (CVSS 7.2 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-16 · updated 2026-06-17
• Weakness: CWE-79

Description

SmarterTools SmarterMail before 9526 allows XSS via MAPI requests.

Affected products

• SmarterTools SmarterMail: before 9526 — fixed in 9526

How to fix

Upgrade to a fixed version: SmarterTools SmarterMail 9526. Check the vendor advisory for mitigations.

References

• https://www.smartertools.com/smartermail/release-notes#9526
• https://www.smartertools.com/smartermail/release-notes/current
• http://seclists.org/fulldisclosure/2026/Feb/30

Get alerted when CVE-2026-26930 or the next vulnerability affects your stack