CVE-2026-86505 json
In JetBrains IntelliJ IDEA before 2026.2.2 missing project-trust check leaked project metadata to JetBrains Marketplace
published 2mo ago modified 2mo ago also EUVD-2026-72521
- cvss
- 3.3
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.2%
- EPSS 0.2% chance of exploitation in 30 days, percentile 4%
- public exploits
- 0
- none known
Summary
In JetBrains IntelliJ IDEA before 2026.2.2 missing project-trust check leaked project metadata to JetBrains Marketplace
Patch / fix
- JetBrains IntelliJ IDEA 2026.2.2
Is CVE-2026-86505 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 2mo ago
Exploit prediction
0.15% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-11).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 3.3 | CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N |
Affected products
- JetBrains IntelliJ IDEA
Classification
- Weakness
-
- CWE-201 Insertion of Sensitive Information Into Sent Data
References
Sources
- CVE List CVE-2026-86505
- NVD CVE-2026-86505
Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.