Is CVE-2021-34638 in the CISA KEV catalog?

No. CVE-2021-34638 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-34638?

CVE-2021-34638 has a CVSS v3 base score of 6.5 (MEDIUM).

What is the EPSS score for CVE-2021-34638?

CVE-2021-34638 has an EPSS score of 1.33% (68th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2021-34638?

No published fix for CVE-2021-34638 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2021-34638

MEDIUM

6.5

CVSS v3

NVD

Description

Authenticated Directory Traversal in WordPress Download Manager <= 3.1.24 allows authenticated (Contributor+) users to obtain sensitive configuration file information, as well as allowing Author+ users to perform XSS attacks, by setting Download template to a file containing configuration information or an uploaded JavaScript with an image extension This issue affects: WordPress Download Manager version 3.1.24 and prior versions.

CWE-22Path Traversal CWE-79Cross-Site Scripting (XSS)CWE-540

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

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CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

1.33%probability of exploitation in 30 days

68thpercentile

Moderate risk: more likely to be exploited than 68% of all known CVEs.

References

Third-Party Advisory1

wordfence.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 2025-03-21.