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The vulnerability of the SmarterTools SmarterMail mail server lies in the lack of protective measures for the website structure, allowing attackers to carry out cross-site scripting attacks.

🗓️ 25 Feb 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec
 bdu_fstec
🔗 bdu.fstec.ru👁 1 Views

SmarterTools SmarterMail server lacks website structure protection, enabling cross site scripting via MAPI requests.

Related
Detection
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-26930
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16 Feb 202600:00
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17 Feb 202600:00
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PT-2026-8360
16 Feb 202600:00
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CVE-2026-26930
17 Feb 202619:24
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SmarterMail < 100.0.9526 XSS (CVE-2026-26930)
18 Feb 202600:00
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Vulnrichment
CVE-2026-26930
16 Feb 202616:27
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25 Feb 2026 00:00Current
5.6Medium risk
Vulners AI Score5.6
CVSS 26.4
CVSS 37.2
EPSS0.00295
1