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01 Record

CVE-2026-86498

In JetBrains YouTrack before 2025.3.160480, 2026.1.14047 pUT requests on link sub-resources allowed modification linked entities without update permission

HighPUBLISHEDCNA: JetBrains
CNA base score7.7 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N

02 Description

In JetBrains YouTrack before 2025.3.160480, 2026.1.14047 pUT requests on link sub-resources allowed modification linked entities without update permission

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 ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.29% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 22.4% of scored records. A rank, not a probability.
NVD base score
7.7 (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:C/C:N/I:H/A:N
NVD analysis status
Deferred. NVD last modified this record on 2026-09-08.
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
2026-09-08 10:35Z1 MO AGO
Reserved
2026-09-07
Assigning CNA
JetBrains
Record state
PUBLISHED
Severity
High (CVSS 7.7)
CNA CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:N/I:H/A:N
Weaknesses
  • CWE-863Incorrect AuthorizationClass
Data version
5.2
Document digest
8f8e84f56e0e03383c55e5bca84e33c21eebbe8b269745e0742d3b60134584aa

05 Affected products

VendorProductVersionsPlatforms
JetBrainsYouTrack0 to < 2025.3.160480, 2026.1.14047—

06 References