Base Score

CRITICAL9.8

CVE-2021-26600

ImpressCMS before 1.4.3 has plugins/preloads/autologin.php type confusion with resultant Authentication Bypass (!= instead of !==).

VectorNETWORK

Published Bycve@mitre.org

Published DateMar 28, 2022, 01:15

Affected Versions(1)

impresscms/impresscms(Packagist)

Introduced0

Fixed1.4.3

LimitN/A

Package (Ecosystem)	Introduced	Fixed	Limit
impresscms/impresscms(Packagist)	0	1.4.3	N/A

Weakness Type (CWE):CWE-843

CVSS Metrics

Base Score

9.8

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Severity

CRITICAL

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

HIGH

Integrity (I)

HIGH

Availability (A)

HIGH

References

Base Score

CRITICAL9.8

Weakness Type (CWE):CWE-843

CVSS Metrics

Base Score

9.8

Vector String

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Base Severity

CRITICAL

Version

3.1

Attack Vector (AV)

NETWORK

Attack Complexity (AC)

LOW

Privileges Required (PR)

NONE

User Interaction (UI)

NONE

Scope (S)

UNCHANGED

Confidentiality (C)

HIGH

Integrity (I)

HIGH

Availability (A)

HIGH