CVE-2008-5576: admin/forums.php in sCssBoard 1.0, 1.1, 1.11, and 1.12 allows remote attackers to bypass authentication and ga

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HIGH 7.5DOWNGRADE

CVE-2008-5576 is a high-severity flaw (CVSS 7.5) affecting scssboard. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

admin/forums.php in sCssBoard 1.0, 1.1, 1.11, and 1.12 allows remote attackers to bypass authentication and gain administrative access via a large value of the current_user[users_level] 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	2.8% (top 14%)
CISA exploited list	No
Weakness	CWE-287
Published	2008-12-15
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: scssboard

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

Am I affected?

Timeline

2008-12-15 18:00 UTCPublished CVE record published
2026-06-16 23:00 UTCUpdated Record last modified

scssboard scssboard DOWNGRADE

Affected: 1.0 · 1.1 · 1.11 · 1.12

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0 (Debian / Ubuntu)

apt-cache madison scssboard sudo apt install scssboard=<VERSION_BEFORE_1.0> sudo apt-mark hold scssboard

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

dnf --showduplicates list scssboard sudo dnf downgrade scssboard-<VERSION_BEFORE_1.0> sudo dnf versionlock add scssboard

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: sCssBoard (Multiple Versions) - 'pwnpack' Remote s

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-2008-5576?

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

Is CVE-2008-5576 being exploited?

CVE-2008-5576 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-2008-5576 affect?

CVE-2008-5576 affects scssboard. Severity is high (CVSS 7.5). admin/forums.php in sCssBoard 1.0, 1.1, 1.11, and 1.12 allows remote attackers to bypass authentication and gain administrative access via a large value of the current_user[users_level] parameter.

How urgent is CVE-2008-5576?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2008-5578 HIGH 7.5 DOWNGRADE Multiple SQL injection vulnerabilities in index.php in sCssBoard 1.0, 1.1, 1.11, and 1.12 allow remote attacke
CVE-2008-5577 HIGH 7.5 DOWNGRADE PHP remote file inclusion vulnerability in index.php in sCssBoard 1.0, 1.1, 1.11, and 1.12 allows remote attac

References

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