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Fencer Intel
high 7.6

CVE-2025-53959 json

In JetBrains YouTrack before 2025.2.86069, 2024.3.85077, 2025.1.86199 email spoofing via an administrative API was possible

published last yr. modified 4mo ago also EUVD-2025-21452

cvss
7.6
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 24%
public exploits
0
none known

Summary

In JetBrains YouTrack before 2025.2.86069, 2024.3.85077, 2025.1.86199 email spoofing via an administrative API was possible

Patch / fix

  • JetBrains YouTrack 2025.2.86069, 2024.3.85077, 2025.1.86199

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CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
last yr.

Exploit prediction

0.32% chance of exploitation in the next 30 days, higher than 24% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
CNA 3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N
NVD 3.1 7.6 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:L/A:N

Affected products

  • JetBrains YouTrack

Classification

Weakness

References

Sources

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.