CVE-2023-45612
CRITICALCVSS 9.8/10EPSS 0.60%
Last modified
CVE-2023-45612 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. In JetBrains Ktor before 2.3.5 default configuration of ContentNegotiation with XML format was vulnerable to XXE. EPSS estimates a 0.60% chance of exploitation in the next 30 days.
Description
In JetBrains Ktor before 2.3.5 default configuration of ContentNegotiation with XML format was vulnerable to XXE
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Jetbrains | Ktor | < 2.3.5 |
References
- https://www.jetbrains.com/privacy-security/issues-fixed/Patch, Vendor Advisory
- https://www.jetbrains.com/privacy-security/issues-fixed/Patch, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-45612?
In JetBrains Ktor before 2.3.5 default configuration of ContentNegotiation with XML format was vulnerable to XXE
How severe is CVE-2023-45612?
CVE-2023-45612 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.60% probability of exploitation in the next 30 days.
How do I fix CVE-2023-45612?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2023
- CVE-2023-45605Cross-Site Request Forgery (CSRF) vulnerability in Christoph…8.8
- CVE-2023-45606Cross-Site Request Forgery (CSRF) vulnerability in Lasso Sim…8.8
- CVE-2023-45607Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulne…5.4
- CVE-2023-45608Auth. (contributor+) Stored Cross-Site Scripting (XSS) vulne…5.4
- CVE-2023-45609Improper Neutralization of Input During Web Page Generation …5.4
- CVE-2023-4561Cross-site Scripting (XSS) - Stored in GitHub repository ome…4.8
- CVE-2023-45613In JetBrains Ktor before 2.3.5 server certificates were not …9.1
- CVE-2023-45614There are buffer overflow vulnerabilities in the underlying …9.8
- CVE-2023-45615There are buffer overflow vulnerabilities in the underlying …9.8
- CVE-2023-45616There is a buffer overflow vulnerability in the underlying A…9.8
- CVE-2023-45617There are arbitrary file deletion vulnerabilities in the CLI…8.2
- CVE-2023-45618There are arbitrary file deletion vulnerabilities in the Air…8.2
Are you affected by CVE-2023-45612?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST