Is CVE-2022-26748 in the CISA KEV catalog?

No. CVE-2022-26748 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2022-26748?

CVE-2022-26748 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2022-26748?

CVE-2022-26748 has an EPSS score of 1.37% (69th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2022-26748?

Upgrade mac os x to 10.15.7 or later. Fixes are available for 2 affected products.

CVE & CISA-KEV Catalog

CVE-2022-26748

HIGH

8.8

CVSS v3

NVD

Description

An out-of-bounds write issue was addressed with improved input validation. This issue is fixed in Security Update 2022-004 Catalina, macOS Monterey 12.4, macOS Big Sur 11.6.6. Processing maliciously crafted web content may lead to arbitrary code execution.

CWE-787Out-of-bounds Write

How to fix

Remediation Available

mac os xNVD

Affected:< 10.15.7Fixed in:10.15.7CVE-2022-26748derived from NVD

macosNVD

Affected:>= 12.0, < 12.4Fixed in:12.4CVE-2022-26748derived 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 RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

1.37%probability of exploitation in 30 days

69thpercentile

Moderate risk: more likely to be exploited than 69% of all known CVEs.

References

Vendor Advisory3

Related Vulnerabilities

Other CWE-787 (Out-of-bounds Write) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2025-22457	Critical	9.0	100%	KEV + Ransom	Fix
CVE-2025-0282	Critical	9.0	100%	KEV + Ransom	-
CVE-2015-3113	Critical	9.8	100%	KEV	Fix
CVE-2021-20038	Critical	9.8	100%	KEV + Ransom	-
CVE-2023-4863	High	8.8	100%	KEV	Fix
CVE-2020-16040	Medium	6.5	100%	-	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 2024-11-21.