CVE-2023-6013
H2O Local File Include
H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.
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
- Low
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
H2O Local File Include
H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.
- Record
CVE-2023-6013- CVSS 3.0
- 9.3 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2023-58280
H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.
- Record
EUVD-2023-58280- CVSS 3.0
- 9.3 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-3g44-f63g-r9p7
H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.
H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.
- Record
GHSA-3g44-f63g-r9p7- CVSS 3.0
- 9.3 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
H2O is vulnerable to stored XSS vulnerability which can lead to a Local File Include attack.
- Record
CVE-2023-6013- CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - CVSS 3.0
- 9.3 Critical
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases, published | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-6013 is a critical vulnerability (CVSS 9.3) in H2o, published November 16, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.75%, the 55th percentile. No source names a fixed version.