CVE-2007-2826: PHP remote file inclusion vulnerability in lib/addressbook.php in Madirish Webmail 2.0 allows remote attackers

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HIGH 7.5DOWNGRADE

CVE-2007-2826 is a high-severity flaw (CVSS 7.5) affecting madirish webmail. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHP remote file inclusion vulnerability in lib/addressbook.php in Madirish Webmail 2.0 allows remote attackers to execute arbitrary PHP code via a URL in the GLOBALS[basedir] parameter.

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	3.3% (top 12%)
CISA exploited list	No
Weakness	CWE-94
Published	2007-05-22
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: madirish webmail

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

Am I affected?

Timeline

2007-05-22 21:30 UTCPublished CVE record published
2026-06-16 22:40 UTCUpdated Record last modified

madirish webmail madirish webmail DOWNGRADE

Affected: 2.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.0

1. Check installed version

apt-cache policy madirish-webmail || rpm -q madirish-webmail || madirish-webmail --version

2. No fixed release: DOWNGRADE to a release before 2.0 (Debian / Ubuntu)

apt-cache madison madirish-webmail sudo apt install madirish-webmail=<VERSION_BEFORE_2.0> sudo apt-mark hold madirish-webmail

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

dnf --showduplicates list madirish-webmail sudo dnf downgrade madirish-webmail-<VERSION_BEFORE_2.0> sudo dnf versionlock add madirish-webmail

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: Madirish Webmail 2.0 - 'addressbook.php' Remote File Inclusion
Exploit-DB: Madirish Webmail 2.01 - 'baseDir' Local/Remote File Inclusion

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-2007-2826?

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

Is CVE-2007-2826 being exploited?

CVE-2007-2826 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-2007-2826 affect?

CVE-2007-2826 affects madirish webmail. Severity is high (CVSS 7.5). PHP remote file inclusion vulnerability in lib/addressbook.php in Madirish Webmail 2.0 allows remote attackers to execute arbitrary PHP code via a URL in the GLOBALS[basedir] parameter.

How urgent is CVE-2007-2826?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2007-3058 MEDIUM 6.8 DOWNGRADE Multiple PHP remote file inclusion vulnerabilities in Madirish Webmail 2.0 allow remote attackers to execute a

References

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