Is CVE-2023-0270 in the CISA KEV catalog?

No. CVE-2023-0270 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-0270?

CVE-2023-0270 has a CVSS v3 base score of 5.4 (MEDIUM).

What is the EPSS score for CVE-2023-0270?

CVE-2023-0270 has an EPSS score of 0.48% (38th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-0270?

Upgrade yamaps to 0.6.26 or later.

CVE & CISA-KEV Catalog

CVE-2023-0270

MEDIUM

5.4

CVSS v3

NVD

Description

The YaMaps for WordPress Plugin WordPress plugin before 0.6.26 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks.

How to fix

Remediation Available

yamapsNVD

Affected:< 0.6.26Fixed in:0.6.26CVE-2023-0270derived 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 InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.48%probability of exploitation in 30 days

38thpercentile

Low risk: more likely to be exploited than 38% 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 2025-03-21.