CVE-2008-7064: Directory traversal vulnerability in the get_lang function in global.php in Quicksilver Forums 1.4.2 and earli

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HIGH 7.5DOWNGRADE

CVE-2008-7064 is a high-severity flaw (CVSS 7.5) affecting quicksilver forums. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in the get_lang function in global.php in Quicksilver Forums 1.4.2 and earlier, as used in QSF Portal before 1.4.5, when running on Windows, allows remote attackers to include and execute arbitrary local files via a "\" (backslash) in the lang parameter to index.php, which bypasses a protection mechanism that only checks for "/" (forward slash), as demonstrated by uploading and including PHP code in an avatar fil

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	3.2% (top 12%)
CISA exploited list	No
Weakness	CWE-22
Published	2009-08-25
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: quicksilver forums

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

Am I affected?

Timeline

2009-08-25 10:30 UTCPublished CVE record published
2026-06-16 23:03 UTCUpdated Record last modified

quicksilver forums quicksilver forums DOWNGRADE

Affected: 1.4.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.4.2

1. Check installed version

apt-cache policy quicksilver-forums || rpm -q quicksilver-forums || quicksilver-forums --version

2. No fixed release: DOWNGRADE to a release before 1.4.2 (Debian / Ubuntu)

apt-cache madison quicksilver-forums sudo apt install quicksilver-forums=<VERSION_BEFORE_1.4.2> sudo apt-mark hold quicksilver-forums

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

dnf --showduplicates list quicksilver-forums sudo dnf downgrade quicksilver-forums-<VERSION_BEFORE_1.4.2> sudo dnf versionlock add quicksilver-forums

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: Quicksilver Forums 1.4.2 (Windows) - Remote Code Execution

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-2008-7064?

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

Is CVE-2008-7064 being exploited?

CVE-2008-7064 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-2008-7064 affect?

CVE-2008-7064 affects quicksilver forums. Severity is high (CVSS 7.5). Directory traversal vulnerability in the get_lang function in global.php in Quicksilver Forums 1.4.2 and earlier, as used in QSF Portal before 1.4.5, when running on Windows, allows remote attackers to include and execute arbitrary local fi

How urgent is CVE-2008-7064?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities · Windows vulnerabilities

Related CVEs

CVE-2008-3601 HIGH 7.5 DOWNGRADE SQL injection vulnerability in index.php in Quicksilver Forums 1.4.1 allows remote attackers to execute arbitr

References

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