Is CVE-2008-0599 in the CISA KEV catalog?

No. CVE-2008-0599 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2008-0599?

CVE-2008-0599 has a CVSS v3 base score of 9.8 (CRITICAL).

What is the EPSS score for CVE-2008-0599?

CVE-2008-0599 has an EPSS score of 10.92% (95th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2008-0599?

Upgrade mac os x to 10.5.4 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2008-0599

CRITICALEPSS 95th pctl

9.8

CVSS v3

NVD

Description

The init_request_info function in sapi/cgi/cgi_main.c in PHP before 5.2.6 does not properly consider operator precedence when calculating the length of PATH_TRANSLATED, which might allow remote attackers to execute arbitrary code via a crafted URI.

CWE-131

How to fix

Remediation Available

mac os xNVD

Affected:< 10.5.4Fixed in:10.5.4CVE-2008-0599derived from NVD

mac os x serverNVD

Affected:< 10.5.4Fixed in:10.5.4CVE-2008-0599derived from NVD

phpNVD

Affected:< 5.2.6Fixed in:5.2.6CVE-2008-0599derived from NVD

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

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

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

10.92%probability of exploitation in 30 days

95thpercentile

Very high risk: more likely to be exploited than 95% of all known CVEs.

References

Exploit1

cvs.php.net

Vendor Advisory2

Third-Party Advisory7

Mailing List6

Release Notes1

php.net

Other references19

Related Vulnerabilities

Other CWE-131 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2023-36824	High	7.4	77%	-	Fix
CVE-2020-8450	High	7.3	72%	-	Fix
CVE-2020-6113	High	7.8	69%	-	-
CVE-2026-42945	Critical	8.1	61%	-	Fix
CVE-2020-6116	High	7.8	28%	-	-
CVE-2005-3120	Critical	9.8	23%	-	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 2026-04-23.