Is CVE-2021-36425 in the CISA KEV catalog?

No. CVE-2021-36425 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-36425?

CVE-2021-36425 has a CVSS v3 base score of 5.4 (MEDIUM).

What is the EPSS score for CVE-2021-36425?

CVE-2021-36425 has an EPSS score of 0.97% (58th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-36425?

Upgrade phpwcms to 1.9.26 or later.

CVE & CISA-KEV Catalog

CVE-2021-36425

MEDIUM

5.4

CVSS v3

NVD

Description

Directory traversal vulnerability in phpcms 1.9.25 allows remote attackers to delete arbitrary files via unfiltered $file parameter to unlink method in include/inc_act/act_ftptakeover.php file.

CWE-22Path Traversal

How to fix

Remediation Available

phpwcmsNVD

Affected:< 1.9.26Fixed in:1.9.26CVE-2021-36425derived 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 RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityLow

AvailabilityLow

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

Exploit Intelligence

0.97%probability of exploitation in 30 days

58thpercentile

Moderate risk: more likely to be exploited than 58% of all known CVEs.

References

Patch1

github.com

Related Vulnerabilities

Other CWE-22 (Path Traversal) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-23897	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2023-32315	High	8.6	100%	KEV	Fix
CVE-2022-29464	Critical	9.8	100%	KEV + Ransom	-
CVE-2021-26086	Medium	5.3	100%	KEV	Fix
CVE-2021-22005	Critical	9.8	100%	KEV + Ransom	Fix
CVE-2020-5902	Critical	9.8	100%	KEV + Ransom	Fix

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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 2025-03-26.