CVE-2014-8763: DokuWiki before 2014-05-05b, when using Active Directory for LDAP authentication, allows remote attackers to b

Q: How do I fix CVE-2014-8763?

dokuwiki: upgrade to newer than 2014-05-05a; mageia: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Q: Is CVE-2014-8763 being exploited?

CVE-2014-8763 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2014-8763 affect?

CVE-2014-8763 affects dokuwiki, mageia. Severity is medium (CVSS 5.0). DokuWiki before 2014-05-05b, when using Active Directory for LDAP authentication, allows remote attackers to bypass authentication via a password starting with a null (\0) character and a valid user name, which triggers an unauthenticated b

Q: How urgent is CVE-2014-8763?

Priority 39/100. No elevated risk signals yet.

Routine

MEDIUM 5.0UPGRADEMITIGATE

CVE-2014-8763 is a medium-severity flaw (CVSS 5.0) affecting dokuwiki, mageia. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

DokuWiki before 2014-05-05b, when using Active Directory for LDAP authentication, allows remote attackers to bypass authentication via a password starting with a null (\0) character and a valid user name, which triggers an unauthenticated bind.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	5.0 (Medium)
EPSS exploit chance	2.5% (top 15%)
CISA exploited list	No
Weakness	CWE-287
Published	2014-10-22
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: dokuwiki · mageia project

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-10-22 14:55 UTCPublished CVE record published
2026-06-17 00:17 UTCUpdated Record last modified

dokuwiki dokuwiki UPGRADE

Affected: <= 2014-05-05a

Fixed in: newer than 2014-05-05a

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2014-05-05a (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade dokuwiki

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade dokuwiki

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

mageia project mageia MITIGATE

Affected: 3.0 · 4.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 3.0

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

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-2014-8763?

dokuwiki: upgrade to newer than 2014-05-05a; mageia: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2014-8763 being exploited?

CVE-2014-8763 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-2014-8763 affect?

CVE-2014-8763 affects dokuwiki, mageia. Severity is medium (CVSS 5.0). DokuWiki before 2014-05-05b, when using Active Directory for LDAP authentication, allows remote attackers to bypass authentication via a password starting with a null (\0) character and a valid user name, which triggers an unauthenticated b

How urgent is CVE-2014-8763?

Priority 39/100. No elevated risk signals yet.

Software pages

Active Directory vulnerabilities

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References

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