01 Record
CVE-2026-50891
Incorrect access control in the /admin/api/config component of Filestash v0.4.0 allows attackers to escalate privileges via sending a crafted request.
HighPUBLISHEDCNA: mitre
CNA base score8.1 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
02 Description
Incorrect access control in the /admin/api/config component of Filestash v0.4.0 allows attackers to escalate privileges via sending a crafted request.
03 Exploitation and scoring
- Exploitation
- Public exploit code exists. CISA's assessment records a public proof of concept. That is not a report of exploitation in the wild.
- SSVC decision
- ExploitationpocPublic proof-of-concept exploit code exists. Not a report of exploitation in the wild.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.32% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 25.4% of scored records. A rank, not a probability.
- NVD base score
- 8.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-06-15 00:00Z4 MO AGO
- Last updated
- 2026-06-16 18:06Z4 MO AGO
- Reserved
- 2026-06-07
- Assigning CNA
- mitre
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.1)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-284Improper Access ControlPillar
- Data version
- 5.2
- Document digest
- 73c915cb5cb5d4d006e97e82bd7376344a87ce8b51d29d06e2891476b3fc7c02
05 Affected products
No products listed