Is CVE-2023-42628 in the CISA KEV catalog?

No. CVE-2023-42628 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2023-42628?

CVE-2023-42628 has a CVSS v3 base score of 9.0 (CRITICAL).

What is the EPSS score for CVE-2023-42628?

CVE-2023-42628 has an EPSS score of 2.24% (81th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2023-42628?

Upgrade liferay portal to 7.4.3.88 or later.

CVE & CISA-KEV Catalog

CVE-2023-42628

CRITICALEPSS 81th pctl

9.0

CVSS v3

NVD

Description

Stored cross-site scripting (XSS) vulnerability in the Wiki widget in Liferay Portal 7.1.0 through 7.4.3.87, and Liferay DXP 7.0 fix pack 83 through 102, 7.1 fix pack 28 and earlier, 7.2 fix pack 20 and earlier, 7.3 update 33 and earlier, and 7.4 before update 88 allows remote attackers to inject arbitrary web script or HTML into a parent wiki page via a crafted payload injected into a wiki page's ‘Content’ text field.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

liferay portalNVD

Affected:>= 7.1.0, < 7.4.3.88Fixed in:7.4.3.88CVE-2023-42628derived 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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

2.24%probability of exploitation in 30 days

81stpercentile

Elevated risk: more likely to be exploited than 81% of all known CVEs.

References

Exploit1

pentagrid.ch

Vendor Advisory1

liferay.dev

Related Vulnerabilities

Other CWE-79 (Cross-Site Scripting (XSS)) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2020-11022	Medium	6.9	99%	-	Fix
CVE-2019-3929	Critical	9.8	99%	KEV	Fix
CVE-2020-9496	Medium	6.1	99%	-	-
CVE-2023-28341	Medium	6.1	99%	-	Fix
CVE-2018-12998	Medium	6.1	98%	-	-
CVE-2025-4123	High	7.6	98%	-	Fix

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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 2024-11-21.