CVE-2005-0915: Webmasters-Debutants WD Guestbook 2.8 allows remote attackers to bypass authentication and perform certain adm

This month

HIGH 7.5DOWNGRADE

CVE-2005-0915 is a high-severity flaw (CVSS 7.5) affecting wd guestbook. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Webmasters-Debutants WD Guestbook 2.8 allows remote attackers to bypass authentication and perform certain administrator actions via a direct HTTP POST request to (1) ajout_admin2.php or (2) suppr.php.

Why this priority

High severity

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	1.5% (top 25%)
CISA exploited list	No
Published	2005-05-02
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: webmasters-debutants

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

Am I affected?

Timeline

2005-05-02 04:00 UTCPublished CVE record published
2026-06-16 22:12 UTCUpdated Record last modified

webmasters-debutants wd guestbook DOWNGRADE

Affected: 2.8

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.8

1. Check installed version

apt-cache policy wd-guestbook || rpm -q wd-guestbook || wd-guestbook --version

2. No fixed release: DOWNGRADE to a release before 2.8 (Debian / Ubuntu)

apt-cache madison wd-guestbook sudo apt install wd-guestbook=<VERSION_BEFORE_2.8> sudo apt-mark hold wd-guestbook

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

dnf --showduplicates list wd-guestbook sudo dnf downgrade wd-guestbook-<VERSION_BEFORE_2.8> sudo dnf versionlock add wd-guestbook

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.

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-2005-0915?

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

Is CVE-2005-0915 being exploited?

CVE-2005-0915 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-2005-0915 affect?

CVE-2005-0915 affects wd guestbook. Severity is high (CVSS 7.5). Webmasters-Debutants WD Guestbook 2.8 allows remote attackers to bypass authentication and perform certain administrator actions via a direct HTTP POST request to (1) ajout_admin2.php or (2) suppr.php.

How urgent is CVE-2005-0915?

Priority 45/100. High severity

Software pages

PHP vulnerabilities

References

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