CVE-2006-0887: Eval injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a, when index.php3 from th

Q: How do I fix CVE-2006-0887?

phplib: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2006-0887 being exploited?

CVE-2006-0887 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2006-0887 affect?

CVE-2006-0887 affects phplib. Severity is high (CVSS 7.5). Eval injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a, when index.php3 from the PHPLib distribution is available on the server, allows remote attackers to execute arbitrary PHP code by including a base64-enco

Q: How urgent is CVE-2006-0887?

Priority 54/100. High severity; Public exploit reference

This month

HIGH 7.5DOWNGRADE

CVE-2006-0887 is a high-severity flaw (CVSS 7.5) affecting phplib. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Eval injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a, when index.php3 from the PHPLib distribution is available on the server, allows remote attackers to execute arbitrary PHP code by including a base64-encoded representation of the code in a cookie. NOTE: this description was significantly updated on 20060605 to reflect new details after an initial vague advisory.

Why this priority

High severity
Public exploit reference

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.5% (top 11%)
CISA exploited list	No
Weakness	CWE-94
Published	2006-02-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phplib team

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2006-02-25 11:02 UTCPublished CVE record published
2026-06-16 22:21 UTCUpdated Record last modified

phplib team phplib DOWNGRADE

Affected: 7.4

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.4

1. Check installed version

apt-cache policy phplib || rpm -q phplib || phplib --version

2. No fixed release: DOWNGRADE to a release before 7.4 (Debian / Ubuntu)

apt-cache madison phplib sudo apt install phplib=<VERSION_BEFORE_7.4> sudo apt-mark hold phplib

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list phplib sudo dnf downgrade phplib-<VERSION_BEFORE_7.4> sudo dnf versionlock add phplib

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: PHPLib < 7.4 - SQL Injection

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2006-0887?

phplib: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-0887 being exploited?

CVE-2006-0887 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2006-0887 affect?

CVE-2006-0887 affects phplib. Severity is high (CVSS 7.5). Eval injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a, when index.php3 from the PHPLib distribution is available on the server, allows remote attackers to execute arbitrary PHP code by including a base64-enco

How urgent is CVE-2006-0887?

Priority 54/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2006-2826 HIGH 7.5 DOWNGRADE SQL injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a allows remote attackers t
CVE-2001-1370 HIGH 10.0 DOWNGRADE prepend.php3 in PHPLib before 7.2d, when register_globals is enabled for PHP, allows remote attackers to execu

References

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