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CVE-2026-21857 Redaxo has Path Traversal in Backup Addon Leading to Arbitrary File Read

🗓️ 07 Jan 2026 22:32:15Reported by GitHub_MType 
cvelist
 cvelist
🔗 www.cve.org👁 29 Views

Redaxo Backup addon path traversal lets authenticated users read files via EXPDIR; fixed in 5.20.2.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit
Exploit for Path Traversal in Redaxo
11 Apr 202619:14
githubexploit
circl
Circl
CVE-2026-21857
5 Jan 202618:27
circl
cnnvd
CNNVD
REDAXO 安全漏洞
7 Jan 202600:00
cnnvd
cve
CVE
CVE-2026-21857
7 Jan 202622:32
cve
euvd
EUVD
EUVD-2026-0817
7 Jan 202622:32
euvd
github
Github Security Blog
Redaxo has Path Traversal in Backup Addon Leading to Arbitrary File Read
5 Jan 202620:02
github
nvd
NVD
CVE-2026-21857
7 Jan 202623:15
nvd
osv
OSV
GHSA-824X-88XG-CWRV Redaxo has Path Traversal in Backup Addon Leading to Arbitrary File Read
5 Jan 202620:02
osv
packetstorm
Packet Storm
📄 Redaxo 5.20.1 Path Traversal
13 Apr 202600:00
packetstorm
ptsecurity
Positive Technologies
PT-2026-2105
7 Jan 202600:00
ptsecurity
Rows per page
[
  {
    "vendor": "redaxo",
    "product": "redaxo",
    "versions": [
      {
        "version": "< 5.20.2",
        "status": "affected"
      }
    ]
  }
]

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