Is CVE-2022-23514 in the CISA KEV catalog?

No. CVE-2022-23514 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-23514?

CVE-2022-23514 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2022-23514?

CVE-2022-23514 has an EPSS score of 1.69% (74th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-23514?

Upgrade ruby-loofah on debian 11 to 2.7.0+dfsg-1+deb11u1 or later.

CVE & CISA-KEV Catalog

CVE-2022-23514

HIGHEPSS 74th pctl

7.5

CVSS v3

NVD

Description

Loofah is a general library for manipulating and transforming HTML/XML documents and fragments, built on top of Nokogiri. Loofah < 2.19.1 contains an inefficient regular expression that is susceptible to excessive backtracking when attempting to sanitize certain SVG attributes. This may lead to a denial of service through CPU resource consumption. This issue is patched in version 2.19.1.

CWE-1333

How to fix

Remediation Available

ruby-loofahDebian

Fixed in:2.7.0+dfsg-1+deb11u1CVE-2022-23514

Fixed in:2.19.1-1CVE-2022-23514

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 InteractionNone

ScopeUnchanged

Impact

ConfidentialityNone

IntegrityNone

AvailabilityHigh

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

Exploit Intelligence

1.69%probability of exploitation in 30 days

74thpercentile

Elevated risk: more likely to be exploited than 74% of all known CVEs.

References

Third-Party Advisory2

Other references2

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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 2025-11-03.