Vulnerability in Drogon

CVE-2023-26137

All versions of the package drogonframework/drogon are vulnerable to HTTP Response Splitting when untrusted user input is used to build header values in the addHeader and addCookie functions. An attacker can add the \r\n (carriage return line feeds) characters to end the HTTP response headers and inject malicious content.

EPSS: 0.004 (35.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N.

Affected products

  • Drogon
  • N/a Drogonframework/drogon — versions 0

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2023-26137?
CVE-2023-26137 is a high-severity vulnerability in Drogon, classified under HTTP Response Splitting. CVSS score: 7.2/10. Published 2023-07-06.
How severe is CVE-2023-26137?
High severity. CVSS v3 base score is 7.2 out of 10.
Is CVE-2023-26137 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.