CVE-2009-1780: admin.php in Frax.dk Php Recommend 1.3 and earlier does not require authentication when the user password is c

Q: How do I fix CVE-2009-1780?

php recommend: upgrade to newer than 1.3. Exact commands for each OS are on this page.

Q: Is CVE-2009-1780 being exploited?

CVE-2009-1780 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-2009-1780 affect?

CVE-2009-1780 affects php recommend. Severity is high (CVSS 7.5). admin.php in Frax.dk Php Recommend 1.3 and earlier does not require authentication when the user password is changed, which allows remote attackers to gain administrative privileges via modified form_admin_user and form_admin_pass parameter

Q: How urgent is CVE-2009-1780?

Priority 54/100. High severity; Public exploit reference

This month

HIGH 7.5UPGRADE

CVE-2009-1780 is a high-severity flaw (CVSS 7.5) affecting php recommend. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

admin.php in Frax.dk Php Recommend 1.3 and earlier does not require authentication when the user password is changed, which allows remote attackers to gain administrative privileges via modified form_admin_user and form_admin_pass parameters.

Why this priority

High severity
Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	3.8% (top 10%)
CISA exploited list	No
Weakness	CWE-306
Published	2009-05-22
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: frax

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

Am I affected?

Timeline

2009-05-22 20:30 UTCPublished CVE record published
2026-06-16 23:08 UTCUpdated Record last modified

frax php recommend UPGRADE

Affected: <= 1.3

Fixed in: newer than 1.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy php-recommend || rpm -q php-recommend || php-recommend --version

2. UPGRADE to newer than 1.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade php-recommend

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade php-recommend

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

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: PHP recommend 1.3 - Authentication Bypass / Remote File Inclusion / Code 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-2009-1780?

php recommend: upgrade to newer than 1.3. Exact commands for each OS are on this page.

Is CVE-2009-1780 being exploited?

CVE-2009-1780 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-2009-1780 affect?

CVE-2009-1780 affects php recommend. Severity is high (CVSS 7.5). admin.php in Frax.dk Php Recommend 1.3 and earlier does not require authentication when the user password is changed, which allows remote attackers to gain administrative privileges via modified form_admin_user and form_admin_pass parameter

How urgent is CVE-2009-1780?

Priority 54/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2009-1781 HIGH 7.5 UPGRADE Static code injection vulnerability in admin.php in Frax.dk Php Recommend 1.3 and earlier allows remote attack
CVE-2009-1779 HIGH 7.5 UPGRADE PHP remote file inclusion vulnerability in admin.php in Frax.dk Php Recommend 1.3 and earlier allows remote at

References

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