Is CVE-2023-0423 in the CISA KEV catalog?

No. CVE-2023-0423 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-0423?

CVE-2023-0423 has a CVSS v3 base score of 4.8 (MEDIUM).

What is the EPSS score for CVE-2023-0423?

CVE-2023-0423 has an EPSS score of 0.44% (36th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-0423?

Upgrade wordpress amazon s3 to 1.6 or later.

CVE & CISA-KEV Catalog

CVE-2023-0423

MEDIUM

4.8

CVSS v3

NVD

Description

The WordPress Amazon S3 Plugin WordPress plugin before 1.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin

How to fix

Remediation Available

wordpress amazon s3NVD

Affected:< 1.6Fixed in:1.6CVE-2023-0423derived 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 RequiredHigh

User InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.44%probability of exploitation in 30 days

36thpercentile

Low risk: more likely to be exploited than 36% of all known CVEs.

References

Exploit1

wpscan.com

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Markdown

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HTML

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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 2025-02-11.