The filesystem storage backend in Radicale before 1.1 on Windows allows remote attackers…
Priority MEDIUM 48CWE-21Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- High · High · None
- Fix status
- Fixed
Attack profile from CVSS 3.0 · NVD. Fix status from CNA and GitHub.
Summary
The filesystem storage backend in Radicale before 1.1 on Windows allows remote attackers to read or write to arbitrary files via a crafted path, as demonstrated by /c:/file/ignore.
Why it matters now
EPSS 0.02614 85th percentileScored 2026-11-07
Fix Fixed Radicale (PyPI): 1.1
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
| — | Radicale (PyPI) | before 1.1 | 1.1 | Patch available | GHSA-84cw-mxhv-qvv4 |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
- Radicale (PyPI) Vendor— Affected before 1.1 Fixed in 1.1 Patch available GHSA-84cw-mxhv-qvv4
Remediation
- Fix · GHSA-84cw-mxhv-qvv4 Radicale (PyPI) Fixed in 1.1 Advisory →
Timeline
- 2026-10-02 Threatist record created from CVE-2016-1505
- 2026-10-03 Alias added: GHSA-84cw-mxhv-qvv4
References
Other 7
- [oss-security] 20160106 Re: CVE request for radicale
- https://github.com/Unrud/Radicale/commit/b4b3d51f33c7623d312f289252dd7bbb8f58bbe6
- [oss-security] 20160105 CVE request for radicale
- [oss-security] 20160106 Re: CVE request for radicale
- [oss-security] 20160107 Re: CVE request for radicale
- https://github.com/Kozea/Radicale/commit/b4b3d51f33c7623d312f289252dd7bbb8f58bbe6
- https://github.com/Kozea/Radicale
More Radicale vulnerabilities
- TI-2015-07197 The multifilesystem storage backend in Radicale before 1.1 allows remote attackers to… CVSS 3.0CRITICAL 10.0
- TI-2017-05899 Radicale before 1.1.2 and 2.x before 2.0.0rc2 is prone to timing oracles and simple… CVSS 3.0HIGH 8.1
- TI-2015-07198 Radicale before 1.1 allows remote authenticated users to bypass owner_write and… CVSS 3.0MEDIUM 5.3
Sources
- CVE-2016-1505 · CVE Program
- CVE-2016-1505 · NVD
- FIRST EPSS
- GHSA-84cw-mxhv-qvv4 · GitHub Advisory Database · CC BY 4.0
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