CVE-2016-10026

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2017-02-13 · updated 2026-06-17
Weakness: CWE-284

Description

ikiwiki 3.20161219 does not properly check if a revision changes the access permissions for a page on sites with the git and recentchanges plugins and the CGI interface enabled, which allows remote attackers to revert certain changes by leveraging permissions to change the page before the revision was made.

Affected products

ikiwiki: 3.20161219

References

http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/
http://www.debian.org/security/2017/dsa-3760
http://www.openwall.com/lists/oss-security/2016/12/21/3
http://www.openwall.com/lists/oss-security/2016/12/29/3
https://ikiwiki.info/security/#index46h2
http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/
http://www.debian.org/security/2017/dsa-3760
http://www.openwall.com/lists/oss-security/2016/12/21/3
http://www.openwall.com/lists/oss-security/2016/12/29/3
https://ikiwiki.info/security/#index46h2

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