Vulnerability · CVE-2026-6815
An arbitrary file write vulnerability exists in Casdoor's Local File System storage provider.
Published May 11, 2026 · catalog updated Jun 17, 2026 · An arbitrary file write
Check if you run it
No confirmed exploitation is on record for CVE-2026-6815. EPSS is 0.59%. Act only if a listed version of An arbitrary file write is installed.
Gaps on this record
- The stored product name is a package slug. The name on this page is taken from the title (An arbitrary file write).
- No version range is stored. A customer cannot check an installed version against this record.
- No vendor fix or required action is stored. Compare the linked advisory before you change production.
- Severity
- Medium5.9
- Known exploitation
- Not in CISA/VulnCheck KEV
- EPSS
- 0.59%
- Remediation
- Advisory link
- Affected products
- cpe casbin/casdoor
An arbitrary file write vulnerability exists in Casdoor's Local File System storage provider. Due to insufficient path sanitization, an authenticated attacker with administrative privileges can perform a Path Traversal attack to create or overwrite arbitrary files anywhere on the host filesystem, bypassing the application's intended storage sandbox.
Are you affected?
Enter the version you run. The result uses only the ranges stored on this record.
The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.
- cpe casbin/casdoorversion unspecified
How to fix CVE-2026-6815
Recommended remediation
A patch or advisory reference is linked. Open the original publisher for availability by product version.
Official advisories
What to do
Three questions, each answered from this record only. Confirm the vendor advisory before you patch.
Should you patch?
No confirmed exploitation is on record for CVE-2026-6815. EPSS is 0.59%. Act only if a listed version of An arbitrary file write is installed.
Which versions are affected?
Affected version ranges are not on this record. Compare the installed version with the linked vendor advisory before you change production.
What should an analyst verify?
CWE-22: Path Traversal. EPSS 0.59%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.
Code
The project this record applies to. Exploit listings stay in References.
No public source repository is identified for this product.
Timeline
Detection, updates, and resolution for this record.
May 11, 2026 · NIST NVD
Detected
An arbitrary file write vulnerability exists in Casdoor's Local File System storage provider. Due to insufficient path sanitization, an authenticated attacker with administrative privileges can perform a Path Traversal attack to create or overwrite arbitrary files anywhere on the host filesystem, bypassing the application's intended storage sandbox.
Jun 17, 2026 · NIST NVD
Updated
An arbitrary file write vulnerability exists in Casdoor's Local File System storage provider. Due to insufficient path sanitization, an authenticated attacker with administrative privileges can perform a Path Traversal attack to create or overwrite arbitrary files anywhere on the host filesystem, bypassing the application's intended storage sandbox.
Sources
- CVE.orgVulnerability recordCVE-2026-6815
Official CVE identifier
cve.org - FIRST EPSSExploitation probabilityCVE-2026-6815
30-day exploitation probability 0.6%
first.org - NIST NVDVulnerability recordCVE-2026-6815
An arbitrary file write vulnerability exists in Casdoor's Local File System storage provider. Due to insufficient path sanitization, an authenticated attacker with administrative privileges can perform a Path Traversal attack to create or overwrite arbitrary files anywhere on the
nvd.nist.gov
References
Freshness
Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.