What is the CVSS score of CVE-2021-37598?

CVE-2021-37598 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N. EPSS exploitation probability: 2.4%.

Is there a public PoC exploit available for CVE-2021-37598?

Yes, a public proof-of-concept exploit is available for CVE-2021-37598. Prioritise patching immediately. EPSS: 2.4%.

Wp Cerber CVE-2021-37598

MEDIUM

Incorrect Authorization (CWE-863)

2021-08-19 cve@mitre.org

Authentication Bypass Wp Cerber

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Lifecycle Timeline

CVE Published

Aug 19, 2021 - 19:15 nvd

MEDIUM 5.3

DescriptionNVD

WP Cerber before 8.9.3 allows bypass of /wp-json access control via a trailing ? character.

AnalysisAI

WP Cerber before 8.9.3 allows bypass of /wp-json access control via a trailing ? character. Rated medium severity (CVSS 5.3), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.

Technical ContextAI

This vulnerability is classified as Incorrect Authorization (CWE-863), which allows attackers to bypass authorization checks to access restricted resources. WP Cerber before 8.9.3 allows bypass of /wp-json access control via a trailing ? character. Affected products include: Wpcerber Wp Cerber. Version information: before 8.9.3.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Review and test authorization logic, implement consistent access control checks, use centralized authorization framework.