CVE-2008-6738: MyShoutPro 1.2 allows remote attackers to bypass authentication and gain administrative access by setting the

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HIGH 7.5DOWNGRADE

CVE-2008-6738 is a high-severity flaw (CVSS 7.5) affecting myshoutpro. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

MyShoutPro 1.2 allows remote attackers to bypass authentication and gain administrative access by setting the admin_access cookie 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 15%)
CISA exploited list	No
Weakness	CWE-287
Published	2009-04-21
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: mark girling

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

Am I affected?

Timeline

2009-04-21 18:30 UTCPublished CVE record published
2026-06-16 23:02 UTCUpdated Record last modified

mark girling myshoutpro DOWNGRADE

Affected: 1.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.2 (Debian / Ubuntu)

apt-cache madison myshoutpro sudo apt install myshoutpro=<VERSION_BEFORE_1.2> sudo apt-mark hold myshoutpro

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

dnf --showduplicates list myshoutpro sudo dnf downgrade myshoutpro-<VERSION_BEFORE_1.2> sudo dnf versionlock add myshoutpro

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: MyShoutPro 1.2 - Final Insecure Cookie Handling

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-2008-6738?

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

Is CVE-2008-6738 being exploited?

CVE-2008-6738 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-2008-6738 affect?

CVE-2008-6738 affects myshoutpro. Severity is high (CVSS 7.5). MyShoutPro 1.2 allows remote attackers to bypass authentication and gain administrative access by setting the admin_access cookie to 1.

How urgent is CVE-2008-6738?

Priority 53/100. High severity; Public exploit reference

Related CVEs

CVE-2006-7238 MEDIUM 4.3 UPGRADE Cross-site scripting (XSS) vulnerability in MyShoutPro before 1.2 allows remote attackers to inject arbitrary

References

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