CVE-2023-45612

HIGH

Jetbrains Ktor < 2.3.5 - XXE

Title source: rule
STIX 2.1

Description

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

Exploits (8)

nomisec WORKING POC 1 stars
by aecelen · poc
https://github.com/aecelen/ktor-xxe-poc
nomisec WORKING POC 1 stars
by infernosalex · poc
https://github.com/infernosalex/CVE-2023-45612-PoC
nomisec WORKING POC 1 stars
by bbugdigger · poc
https://github.com/bbugdigger/ktor-xxe-poc
nomisec WRITEUP
by stefan-500 · poc
https://github.com/stefan-500/ktor-cve-2023-45612-poc
nomisec WORKING POC
by ksaweryr · poc
https://github.com/ksaweryr/CVE-2023-45612-PoC
nomisec WORKING POC
by seraphimi · poc
https://github.com/seraphimi/ktor-xxe
nomisec WORKING POC
by razvanclaudiu · poc
https://github.com/razvanclaudiu/Ktor-XXE-PoC
nomisec WRITEUP
by clemfavre · poc
https://github.com/clemfavre/cve-2023-45612_exploit

References (1)

Core 1
Core References

Scores

CVSS v3 8.6
EPSS 0.0000
EPSS Percentile 0.2%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact partial

Details

CWE
CWE-611
Status published
Products (1)
jetbrains/ktor < 2.3.5
Published Oct 09, 2023
Tracked Since Feb 18, 2026