CVE-2008-5708: redirect.php in SlimCMS 1.0.0 does not require authentication, which allows remote attackers to create adminis

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HIGH 7.5DOWNGRADE

CVE-2008-5708 is a high-severity flaw (CVSS 7.5) affecting slimcms. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

redirect.php in SlimCMS 1.0.0 does not require authentication, which allows remote attackers to create administrative users by using the newusername and newpassword parameters and setting the newisadmin parameter to 1.

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	2.6% (top 14%)
CISA exploited list	No
Weakness	CWE-287
Published	2008-12-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: slimcms

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

Am I affected?

Timeline

2008-12-24 18:29 UTCPublished CVE record published
2026-06-16 23:00 UTCUpdated Record last modified

slimcms slimcms DOWNGRADE

Affected: 1.0.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.0.0 (Debian / Ubuntu)

apt-cache madison slimcms sudo apt install slimcms=<VERSION_BEFORE_1.0.0> sudo apt-mark hold slimcms

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

dnf --showduplicates list slimcms sudo dnf downgrade slimcms-<VERSION_BEFORE_1.0.0> sudo dnf versionlock add slimcms

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: SlimCMS 1.0.0 - 'redirect.php' Privilege Escalation

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-2008-5708?

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

Is CVE-2008-5708 being exploited?

CVE-2008-5708 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-2008-5708 affect?

CVE-2008-5708 affects slimcms. Severity is high (CVSS 7.5). redirect.php in SlimCMS 1.0.0 does not require authentication, which allows remote attackers to create administrative users by using the newusername and newpassword parameters and setting the newisadmin parameter to 1.

How urgent is CVE-2008-5708?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2008-5491 HIGH 7.5 UPGRADE SQL injection vulnerability in edit.php in SlimCMS 1.0.0 and earlier allows remote attackers to execute arbitr

References

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