CVE-2006-2826: SQL injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a allows remote attackers t

Q: How do I fix CVE-2006-2826?

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

Q: Is CVE-2006-2826 being exploited?

CVE-2006-2826 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-2006-2826 affect?

CVE-2006-2826 affects phplib. Severity is high (CVSS 7.5). SQL injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a allows remote attackers to execute arbitrary SQL commands via the id variable, which is set by a client through a query string or a cookie.

Q: How urgent is CVE-2006-2826?

Priority 53/100. High severity; Public exploit reference

This month

HIGH 7.5DOWNGRADE

CVE-2006-2826 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.

SQL injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a allows remote attackers to execute arbitrary SQL commands via the id variable, which is set by a client through a query string or a cookie.

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	3.1% (top 12%)
CISA exploited list	No
Published	2006-06-05
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

2006-06-05 17:02 UTCPublished CVE record published
2026-06-16 22:25 UTCUpdated Record last modified

phplib team phplib DOWNGRADE

Affected: 7.4 · 7.4_pre2

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-2006-2826?

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

Is CVE-2006-2826 being exploited?

CVE-2006-2826 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-2006-2826 affect?

CVE-2006-2826 affects phplib. Severity is high (CVSS 7.5). SQL injection vulnerability in sessions.inc in PHP Base Library (PHPLib) before 7.4a allows remote attackers to execute arbitrary SQL commands via the id variable, which is set by a client through a query string or a cookie.

How urgent is CVE-2006-2826?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

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References

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