CVE-2026-38967
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated...
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
- Record
CVE-2026-38967- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-113
- Updated
- 2026-11-02
EUVDEUVD-2026-34020
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
- Record
EUVD-2026-34020- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-jjvh-j394-wqm7
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated...
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
- Record
GHSA-jjvh-j394-wqm7- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-113
- Updated
- 2026-11-02
NVD
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
- Record
CVE-2026-38967- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Weakness
- CWE-113
- Updated
- 2026-11-02
OSV
CrowCpp Crow through v1.3.1 HTTP is vulnerable to response header injection via unvalidated response header values.
- Record
CVE-2026-38967- CVSS 3.1
- 9.8 Critical
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - Updated
- 2026-11-02
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD, OSV |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-38967 is a critical vulnerability (CVSS 9.8), published June 2, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.33%, the 26th percentile. No source names a fixed version.