Is CVE-2021-24406 in the CISA KEV catalog?

No. CVE-2021-24406 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-24406?

CVE-2021-24406 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2021-24406?

CVE-2021-24406 has an EPSS score of 3.38% (87th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-24406?

Upgrade wpforo forum to 1.9.7 or later.

CVE & CISA-KEV Catalog

CVE-2021-24406

MEDIUMEPSS 87th pctl

6.1

CVSS v3

NVD

Description

The wpForo Forum WordPress plugin before 1.9.7 did not validate the redirect_to parameter in the login form of the forum, leading to an open redirect issue after a successful login. Such issue could allow an attacker to induce a user to use a login URL redirecting to a website under their control and being a replica of the legitimate one, asking them to re-enter their credentials (which will then in the attacker hands)

CWE-601Open Redirect

How to fix

Remediation Available

wpforo forumNVD

Affected:< 1.9.7Fixed in:1.9.7CVE-2021-24406derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

3.38%probability of exploitation in 30 days

87thpercentile

Elevated risk: more likely to be exploited than 87% of all known CVEs.

References

Exploit1

wpscan.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.