CVE-2001-0995: PHProjekt before 2.4a allows remote attackers to perform actions as other PHProjekt users by modifying the ID

Q: How do I fix CVE-2001-0995?

phpprojekt: upgrade to newer than 2.4a. Exact commands for each OS are on this page.

Q: Is CVE-2001-0995 being exploited?

CVE-2001-0995 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-2001-0995 affect?

CVE-2001-0995 affects phpprojekt. Severity is high (CVSS 7.5). PHProjekt before 2.4a allows remote attackers to perform actions as other PHProjekt users by modifying the ID number in an HTTP request to PHProjekt CGI programs.

This month

HIGH 7.5UPGRADE

CVE-2001-0995 is a high-severity flaw (CVSS 7.5) affecting phpprojekt. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

PHProjekt before 2.4a allows remote attackers to perform actions as other PHProjekt users by modifying the ID number in an HTTP request to PHProjekt CGI programs.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.6% (top 24%)
CISA exploited list	No
Published	2001-08-31
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: phpprojekt

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

Am I affected?

Timeline

2001-08-31 04:00 UTCPublished CVE record published
2026-06-16 21:55 UTCUpdated Record last modified

phpprojekt phpprojekt UPGRADE

Affected: <= 2.4a · 2.0 · 2.0.1 · 2.1 · 2.1a · 2.2 · 2.3

Fixed in: newer than 2.4a

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2.4a (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade phpprojekt

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade phpprojekt

Note

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

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-2001-0995?

phpprojekt: upgrade to newer than 2.4a. Exact commands for each OS are on this page.

Is CVE-2001-0995 being exploited?

CVE-2001-0995 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-2001-0995 affect?

CVE-2001-0995 affects phpprojekt. Severity is high (CVSS 7.5). PHProjekt before 2.4a allows remote attackers to perform actions as other PHProjekt users by modifying the ID number in an HTTP request to PHProjekt CGI programs.

How urgent is CVE-2001-0995?

Priority 45/100. High severity

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References

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