How severe is CVE-2007-1890?

CVE-2007-1890 has a CVSS 2.0 base score of 7.5, rated high severity.

Is CVE-2007-1890 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2007-1890?

CVE-2007-1890 primarily affects Php. In total, 64 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2007-1890?

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-2007-1890 published?

CVE-2007-1890 was published on 2007-04-06 and last updated on 2026-06-16.

CVE-2007-1890

CVE-2007-1890 is a high-severity vulnerability in Php with a CVSS 2.0 base score of 7.5. 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 7.5)
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
Affected product: Php
Published: 2007-04-06
Last modified: 2026-06-16

Description

Integer overflow in the msg_receive function in PHP 4 before 4.4.5 and PHP 5 before 5.2.1, on FreeBSD and possibly other platforms, allows context-dependent attackers to execute arbitrary code via certain maxsize values, as demonstrated by 0xffffffff.

Frequently asked questions

What is CVE-2007-1890?: Integer overflow in the msg_receive function in PHP 4 before 4.4.5 and PHP 5 before 5.2.1, on FreeBSD and possibly other platforms, allows context-dependent attackers to execute arbitrary code via certain maxsize values, as demonstrated by 0xffffffff.
How severe is CVE-2007-1890?: CVE-2007-1890 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2007-1890 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2007-1890?: CVE-2007-1890 primarily affects Php. In total, 64 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2007-1890?: 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-2007-1890 published?: CVE-2007-1890 was published on 2007-04-06 and last updated on 2026-06-16.

References

Affected products (64)

cpe:2.3:a:php:php:4.0.0:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.1:patch1:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.1:patch2:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.3:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.3:patch1:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.4:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.4:patch1:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.5:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.6:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.7:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.7:rc1:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.7:rc2:*:*:*:*:*:*
cpe:2.3:a:php:php:4.0.7:rc3:*:*:*:*:*:*
cpe:2.3:a:php:php:4.1.0:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.1.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.1.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.2:*:dev:*:*:*:*:*
cpe:2.3:a:php:php:4.2.0:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.2.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.2.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.2.3:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.0:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.3:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.4:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.5:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.6:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.7:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.8:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.9:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.10:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.3.11:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.4.0:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.4.1:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.4.2:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.4.3:*:*:*:*:*:*:*
cpe:2.3:a:php:php:4.4.4:*:*:*:*:*:*:*

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All CVEs affecting Php →

Threat intelligence

Threat-intel indicators referencing this CVE:

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