Is CVE-2021-24210 in the CISA KEV catalog?

No. CVE-2021-24210 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-24210?

CVE-2021-24210 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2021-24210?

CVE-2021-24210 has an EPSS score of 3.07% (86th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-24210?

Upgrade phastpress to 1.111 or later.

CVE & CISA-KEV Catalog

CVE-2021-24210

MEDIUMEPSS 86th pctl

6.1

CVSS v3

NVD

Description

There is an open redirect in the PhastPress WordPress plugin before 1.111 that allows an attacker to malform a request to a page with the plugin and then redirect the victim to a malicious page. There is also a support comment from another user one year ago (https://wordpress.org/support/topic/phast-php-used-for-remote-fetch/) that says that the php involved in the request only go to whitelisted pages but it's possible to redirect the victim to any domain.

CWE-601Open Redirect

How to fix

Remediation Available

phastpressNVD

Affected:< 1.111Fixed in:1.111CVE-2021-24210derived 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

3.07%probability of exploitation in 30 days

86thpercentile

Elevated risk: more likely to be exploited than 86% of all known CVEs.

References

Patch1

plugins.trac.wordpress.org

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.