CVE-2008-5322: Wysi Wiki Wyg 1.0 allows remote attackers to obtain system information via an invalid categup parameter to ind

This month

HIGH 7.8DOWNGRADE

CVE-2008-5322 is a high-severity flaw (CVSS 7.8) affecting wysi wiki wyg. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Wysi Wiki Wyg 1.0 allows remote attackers to obtain system information via an invalid categup parameter to index.php, which calls the phpinfo function.

Why this priority

High severity
Public exploit reference

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

Risk facts

CVSS score	7.8 (High)
EPSS exploit chance	2.5% (top 15%)
CISA exploited list	No
Weakness	CWE-200
Published	2008-12-03
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: easy-script

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

Am I affected?

Timeline

2008-12-03 19:30 UTCPublished CVE record published
2026-06-16 22:59 UTCUpdated Record last modified

easy-script wysi wiki wyg DOWNGRADE

Affected: 1.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.0

1. Check installed version

apt-cache policy wysi-wiki-wyg || rpm -q wysi-wiki-wyg || wysi-wiki-wyg --version

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

apt-cache madison wysi-wiki-wyg sudo apt install wysi-wiki-wyg=<VERSION_BEFORE_1.0> sudo apt-mark hold wysi-wiki-wyg

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

dnf --showduplicates list wysi-wiki-wyg sudo dnf downgrade wysi-wiki-wyg-<VERSION_BEFORE_1.0> sudo dnf versionlock add wysi-wiki-wyg

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: Wysi Wiki Wyg 1.0 - Local File Inclusion / Cross-Site Scripting / PHPInfo

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-2008-5322?

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

Is CVE-2008-5322 being exploited?

CVE-2008-5322 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-2008-5322 affect?

CVE-2008-5322 affects wysi wiki wyg. Severity is high (CVSS 7.8). Wysi Wiki Wyg 1.0 allows remote attackers to obtain system information via an invalid categup parameter to index.php, which calls the phpinfo function.

How urgent is CVE-2008-5322?

Priority 53/100. High severity; Public exploit reference

Software pages

PHP vulnerabilities

Related CVEs

CVE-2008-5323 MEDIUM 4.3 DOWNGRADE Cross-site scripting (XSS) vulnerability in index.php in Wysi Wiki Wyg 1.0 allows remote attackers to inject a

References

← Back to latest CVEs