CVE-2021-38751

A HTTP Host header attack exists in ExponentCMS 2.6 and below in /exponent_constants.php. A modified HTTP header can change links on the webpage to an arbitrary value, leading to a possible attack vector for MITM.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
4.3 MEDIUM
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N
mitreCNA
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CVEADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 93%
VendorProductVersion
exponentcmsexponentcms
𝑥
< 2.6
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/exponentcms/exponent-cms/issues/1544
https://github.com/exponentcms/exponent-cms/issues/1544