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CVE-2026-123319

3.7 lowEPSS 0.2%

Low (3.7) in jetbrains ktor. EPSS 0.2% estimated probability of exploitation activity in the next 30 days.

In JetBrains Ktor before 3.6.1 missing Domain attribute validation in client cookie storage allowed cookie injection

Severity

CVSS 3.1

3.7 low
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:N
EPSS
0.2% estimated probability of exploitation activity in the next 30 days; 5th percentile. Scored 2026-11-10. A forecast for this CVE across the internet, not for your own systems.
CWE
CWE-565 Reliance on Cookies without Validation and Integrity Checking
OWASP Top 10
A08:2025 Software or Data Integrity Failures
Published
Modified
NVD analysis
Awaiting analysis
Record from
the NVD, synced

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Affected

Versions

From the CNA's record in the CVE List.

ProductAffected
JetBrains Ktorbefore 3.6.1

Attack patterns (CAPEC)

The attack patterns MITRE's CAPEC relates to this record's weaknesses, as MITRE names them. Credits.

References

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