Is CVE-2022-34475 in the CISA KEV catalog?

No. CVE-2022-34475 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-34475?

CVE-2022-34475 has a CVSS v3 base score of 6.1 (MEDIUM).

What is the EPSS score for CVE-2022-34475?

CVE-2022-34475 has an EPSS score of 0.40% (31th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-34475?

Upgrade firefox on debian unstable to 102.0-1 or later. Fixes are available for 4 affected products.

CVE & CISA-KEV Catalog

CVE-2022-34475

MEDIUM

6.1

CVSS v3

NVD

Description

SVG <use> tags that referenced a same-origin document could have resulted in script execution if attacker input was sanitized via the HTML Sanitizer API. This would have required the attacker to reference a same-origin JavaScript file containing the script to be executed. This vulnerability affects Firefox < 102.

CWE-79Cross-Site Scripting (XSS)

How to fix

Remediation Available

firefoxDebian

Fixed in:102.0-1CVE-2022-34475

firefoxUbuntu

Fixed in:102.0+build2-0ubuntu0.18.04.1USN-5504-1

Fixed in:102.0+build2-0ubuntu0.20.04.1USN-5504-1

DeveloperEditionWindows application

Affected:102.0Fixed in:102.0Mozilla

Mozilla Firefox (en-US)Windows application

Affected:102.0Fixed in:102.0Mozilla

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 InteractionRequired

ScopeChanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

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

Exploit Intelligence

0.40%probability of exploitation in 30 days

31stpercentile

Low risk: more likely to be exploited than 31% of all known CVEs.

References

Vendor Advisory2

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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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 2025-04-15.