How severe is CVE-2026-6815?

CVE-2026-6815 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-6815 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-6815?

CVE-2026-6815 affects Casbin Casdoor. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-6815?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-6815 have an EU (EUVD) identifier?

Yes. CVE-2026-6815 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29080.

When was CVE-2026-6815 published?

CVE-2026-6815 was published on 2026-05-11 and last updated on 2026-06-17.

CVE-2026-6815

CVE-2026-6815 is a medium-severity vulnerability in Casbin Casdoor with a CVSS 3.x base score of 5.9. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.9)
EPSS exploit prediction: 1% (40th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-29080
Weakness: CWE-22
Affected product: Casbin Casdoor
Published: 2026-05-11
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-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 host filesystem, bypassing the application's intended storage sandbox.
How severe is CVE-2026-6815?: CVE-2026-6815 has a CVSS 3.x base score of 5.9, rated medium severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2026-6815 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (40th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-6815?: CVE-2026-6815 affects Casbin Casdoor. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-6815?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-6815 have an EU (EUVD) identifier?: Yes. CVE-2026-6815 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-29080.
When was CVE-2026-6815 published?: CVE-2026-6815 was published on 2026-05-11 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:casbin:casdoor:*:*:*:*:*:*:*:*

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