How severe is CVE-2006-5706?

CVE-2006-5706 has a CVSS 2.0 base score of 7.2, rated high severity.

Is CVE-2006-5706 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2006-5706?

CVE-2006-5706 primarily affects Php. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2006-5706?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2006-5706 published?

CVE-2006-5706 was published on 2006-11-04 and last updated on 2026-06-16.

CVE-2006-5706

CVE-2006-5706 is a high-severity vulnerability in Php with a CVSS 2.0 base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Severity: High (CVSS 2.0 base score 7.2)
EPSS exploit prediction: 0% (25th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Php
Published: 2006-11-04
Last modified: 2026-06-16

Description

Unspecified vulnerabilities in PHP, probably before 5.2.0, allow local users to bypass open_basedir restrictions and perform unspecified actions via unspecified vectors involving the (1) chdir and (2) tempnam functions. NOTE: the tempnam vector might overlap CVE-2006-1494.

Frequently asked questions

What is CVE-2006-5706?: Unspecified vulnerabilities in PHP, probably before 5.2.0, allow local users to bypass open_basedir restrictions and perform unspecified actions via unspecified vectors involving the (1) chdir and (2) tempnam functions. NOTE: the tempnam vector might overlap CVE-2006-1494.
How severe is CVE-2006-5706?: CVE-2006-5706 has a CVSS 2.0 base score of 7.2, rated high severity.
Is CVE-2006-5706 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5706?: CVE-2006-5706 primarily affects Php. In total, 16 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-5706?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-5706 published?: CVE-2006-5706 was published on 2006-11-04 and last updated on 2026-06-16.

References

Affected products (16)

cpe:2.3:a:php:php:*:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0:rc1:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0:rc2:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0:rc3:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0.0:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0.3:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0.4:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.0.5:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.1.0:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.1.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.1.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.1.3:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.1.4:*:*:*:*:*:*:*
cpe:2.3:a:php:php:5.1.5:*:*:*:*:*:*:*

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All CVEs affecting Php →

Threat intelligence

Threat-intel indicators referencing this CVE:

222.99.52.202 (ipv4-addr)
90.160.135.217 (ipv4-addr)
90.160.135.218 (ipv4-addr)
62.36.19.42 (ipv4-addr)
62.36.19.41 (ipv4-addr)