CVE-2006-2878

CVE-2006-2878 is a high-severity vulnerability in Andreas Gohr Dokuwiki with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 14% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

The spellchecker (spellcheck.php) in DokuWiki 2006/06/04 and earlier allows remote attackers to insert and execute arbitrary PHP code via "complex curly syntax" that is inserted into a regular expression that is processed by preg_replace with the /e (executable) modifier.

Frequently asked questions

What is CVE-2006-2878?
The spellchecker (spellcheck.php) in DokuWiki 2006/06/04 and earlier allows remote attackers to insert and execute arbitrary PHP code via "complex curly syntax" that is inserted into a regular expression that is processed by preg_replace with the /e (executable) modifier.
How severe is CVE-2006-2878?
CVE-2006-2878 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2006-2878 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 14% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-2878?
CVE-2006-2878 primarily affects Andreas Gohr Dokuwiki. In total, 27 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-2878?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2006-2878 published?
CVE-2006-2878 was published on 2006-06-07 and last updated on 2026-06-16.

References

Affected products (27)

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