CVE-2021-27912

moderate-risk
Published 2021-08-30

Mautic versions before 3.3.4/4.0.0 are vulnerable to an inline JS XSS attack when viewing Mautic assets by utilizing inline JS in the title and adding a broken image URL as a remote asset. This can only be leveraged by an authenticated user with permission to create or edit assets.

Do I need to act?

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0.69% 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
7
CVSS 7.1/10 High
NETWORK / HIGH complexity

Affected Products (4)

Affected Vendors

33
/ 100
moderate-risk
Severity 21/34 · High
Exploitability 2/34 · Minimal
Exposure 10/34 · Low