CVE-2026-28812

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Source
https://cve.org/CVERecord?id=CVE-2026-28812
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-28812.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-28812
Published
2026-07-30T15:52:34Z
Modified
2026-10-24T10:31:05Z
Severity
  • 9.8 (Critical) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H CVSS Calculator
Summary
Apache JSPWiki: UserManager does not sanity-check user database at startup
Details

UserManager lack of checks allows impersonation in Apache JSPWiki up to 2.12.3 which may allow attackers to escalate privileges. Users are recommended to upgrade to version 2.12.4 or newer which fixes this issue.

Database specific 
{
    "cna_assigner":  "apache",
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/28xxx/CVE-2026-28812.json",
    "unresolved_ranges":  [
        {
            "extracted_events":  [
                {
                    "range":  [
                        {
                            "fixed":  "2.12.4"
                        }
                    ],
                    "source":  "AFFECTED_FIELD",
                    "strategy":  "StandardRange"
                }
            ]
        }
    ]
}
References

Affected packages

Git / github.com/apache/jspwiki

Affected ranges

Type
GIT
Repo
https://github.com/apache/jspwiki
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Last Affected
e04dda38bc9eb06265f368acea3ae04d62834b93
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "last_affected":  "2.12.3"
                }
            ],
            "source":  "DESCRIPTION"
        }
    ]
}

Affected versions

2.*
2.10.3
2.10.3-RC1
2.10.3-RC2
2.10.4
2.10.4-RC1
2.10.4-RC2
2.10.4-RC3
2.10.5
2.10.5-RC1
2.10.5-RC2
2.11.0
2.11.0-RC1
2.11.0-RC2
2.11.0.M1
2.11.0.M1-RC1
2.11.0.M1-RC2
2.11.0.M1.RC3
2.11.0.M2
2.11.0.M2-RC1
2.11.0.M3
2.11.0.M3-RC1
2.11.0.M3-RC2
2.11.0.M4
2.11.0.M4-RC1
2.11.0.M4-RC2
2.11.0.M5
2.11.0.M5-RC1
2.11.0.M5-RC2
2.11.0.M5-RC3
2.11.0.M6
2.11.0.M6-RC1
2.11.0.M7
2.11.0.M7-RC1
2.11.0.M8
2.11.0.M8-RC1
2.11.1
2.11.1-RC1
2.11.2
2.11.2-RC1
2.11.3
2.11.3-RC1
2.12.0
2.12.0-RC1
2.12.0-RC2
2.12.1
2.12.1-RC1
2.12.2
2.12.2-RC1
2.12.3
2.12.3-RC1
2.12.3-RC2

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-28812.json"