CVE-2023-38551
A CRLF Injection vulnerability in Ivanti Connect Secure (9.x, 22.x) allows an authenticated high...
A CRLF Injection vulnerability in Ivanti Connect Secure (9.x, 22.x) allows an authenticated high-privileged user to inject malicious code on a victim’s browser, thereby leading to cross-site scripting attack.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- High
- User interaction
- None
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
A CRLF Injection vulnerability in Ivanti Connect Secure (9.x, 22.x) allows an authenticated high-privileged user to inject malicious code on a victim’s browser, thereby leading to cross-site scripting attack.
- Record
CVE-2023-38551- CVSS 3.0
- 8.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H - Weakness
- CWE-93
- Updated
- 2026-11-02
EUVDEUVD-2023-42350
A CRLF Injection vulnerability in Ivanti Connect Secure (9.x, 22.x) allows an authenticated high-privileged user to inject malicious code on a victim’s browser, thereby leading to cross-site scripting attack.
- Record
EUVD-2023-42350- CVSS 3.0
- 8.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-99x9-vrrc-xxw3
A CRLF Injection vulnerability in Ivanti Connect Secure (9.x, 22.x) allows an authenticated high...
A CRLF Injection vulnerability in Ivanti Connect Secure (9.x, 22.x) allows an authenticated high-privileged user to inject malicious code on a victim’s browser, thereby leading to cross-site scripting attack.
- Record
GHSA-99x9-vrrc-xxw3- CVSS 3.0
- 8.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H - Weakness
- CWE-93
- Updated
- 2026-11-02
NVD
A CRLF Injection vulnerability in Ivanti Connect Secure (9.x, 22.x) allows an authenticated high-privileged user to inject malicious code on a victim’s browser, thereby leading to cross-site scripting attack.
- Record
CVE-2023-38551- CVSS 3.0
- 8.2 High
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:H - Weakness
- CWE-93
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-38551 is a high vulnerability (CVSS 8.2) in Ivanti Connect Secure, published May 31, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.00%, the 63rd percentile. No source names a fixed version.