CVE-2023-48114

low-risk
Published 2023-12-21

SmarterTools SmarterMail 8495 through 8664 before 8747 allows stored XSS by using image/svg+xml and an uploaded SVG document. This occurs because the application tries to allow youtube.com URLs, but actually allows youtube.com followed by an @ character and an attacker-controlled domain name.

Do I need to act?

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0.17% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
5
CVSS 5.4/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Smartertools

References (4)

Exploit https://co3us.gitbook.io/write-ups/stored-xss-in-email-body-of-smartermail-cve-2...
Release Notes https://www.smartertools.com/smartermail/release-notes/current
Exploit https://co3us.gitbook.io/write-ups/stored-xss-in-email-body-of-smartermail-cve-2...
Release Notes https://www.smartertools.com/smartermail/release-notes/current
27
/ 100
low-risk
Severity 21/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal