01 Record
CVE-2026-86479
In JetBrains YouTrack before 2026.2.18788, 2026.1.14055, 2025.3.161254 missing authorisation allowed access to restricted REST API resources via IDOR
HighPUBLISHEDCNA: JetBrains
CNA base score8.0 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
02 Description
In JetBrains YouTrack before 2026.2.18788, 2026.1.14055, 2025.3.161254 missing authorisation allowed access to restricted REST API resources via IDOR
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.35% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 28.3% 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 2026-09-09.
- 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
- 2026-09-07 16:26Z1 MO AGO
- Last updated
- 2026-09-09 04:26Z1 MO AGO
- Reserved
- 2026-09-07
- Assigning CNA
- JetBrains
- Record state
- PUBLISHED
- Severity
- High (CVSS 8.0)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
- Weaknesses
- CWE-862Missing AuthorizationClass
- Data version
- 5.2
- Document digest
- fa1b40bba7dd5dd5fcc4cc162888f3a898f592e8e5e6c77f460c6cb64732d706
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.jetbrains.comhttps://www.jetbrains.com/privacy-security/issues-fixed/