CVE-2023-45612

critical

Description

In JetBrains Ktor before 2.3.5 default configuration of ContentNegotiation with XML format was vulnerable to XXE

References

https://github.com/clemfavre/cve-2023-45612_exploit

https://github.com/Jenderal92/PoC-AutoSync

https://github.com/password123456/cve-collector

https://www.jetbrains.com/privacy-security/issues-fixed/

https://euvd.enisa.europa.eu/vulnerability/EUVD-2023-49904

Details

Source: Mitre, NVD

Published: 2023-10-09

Updated: 2026-06-17

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.00711