CVE-2011-4452: Cross-site request forgery (CSRF) vulnerability in the AdminUsers component in WikkaWiki 1.3.1 and 1.3.2 allow

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MEDIUM 6.8DOWNGRADE

CVE-2011-4452 is a medium-severity flaw (CVSS 6.8) affecting wikkawiki. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Cross-site request forgery (CSRF) vulnerability in the AdminUsers component in WikkaWiki 1.3.1 and 1.3.2 allows remote attackers to hijack the authentication of administrators for requests that remove arbitrary user accounts via a delete operation, as demonstrated by an {{image}} action.

Why this priority

Public exploit reference

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

Risk facts

CVSS score	6.8 (Medium)
EPSS exploit chance	2.3% (top 17%)
CISA exploited list	No
Weakness	CWE-352
Published	2012-09-05
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: wikkawiki

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

Am I affected?

Timeline

2012-09-05 20:55 UTCPublished CVE record published
2026-06-16 23:34 UTCUpdated Record last modified

wikkawiki wikkawiki DOWNGRADE

Affected: 1.3.1 · 1.3.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.3.1

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 1.3.1 (Debian / Ubuntu)

apt-cache madison wikkawiki sudo apt install wikkawiki=<VERSION_BEFORE_1.3.1> sudo apt-mark hold wikkawiki

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

dnf --showduplicates list wikkawiki sudo dnf downgrade wikkawiki-<VERSION_BEFORE_1.3.1> sudo dnf versionlock add wikkawiki

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: WikkaWiki 1.3.2 - Multiple Vulnerabilities

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-2011-4452?

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

Is CVE-2011-4452 being exploited?

CVE-2011-4452 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-2011-4452 affect?

CVE-2011-4452 affects wikkawiki. Severity is medium (CVSS 6.8). Cross-site request forgery (CSRF) vulnerability in the AdminUsers component in WikkaWiki 1.3.1 and 1.3.2 allows remote attackers to hijack the authentication of administrators for requests that remove arbitrary user accounts via a delete op

How urgent is CVE-2011-4452?

Priority 50/100. Public exploit reference

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References

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