CVE-2023-4550
Unauthenticated Arbitrary File Read
Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in OpenText AppBuilder on Windows, Linux allows Probe System Files.
An unauthenticated or authenticated user can abuse a page of AppBuilder to read arbitrary files on the server on which it is hosted.
This issue affects AppBuilder: from 21.2 before 23.2.
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
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
Unauthenticated Arbitrary File Read
Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in OpenText AppBuilder on Windows, Linux allows Probe System Files.
An unauthenticated or authenticated user can abuse a page of AppBuilder to read arbitrary files on the server on which it is hosted.
This issue affects AppBuilder: from 21.2 before 23.2.
- Record
CVE-2023-4550- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-20, CWE-552
- Updated
- 2026-11-02
EUVDEUVD-2023-54405
Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in OpenText AppBuilder on Windows, Linux allows Probe System Files.
An unauthenticated or authenticated user can abuse a page of AppBuilder to read arbitrary files on the server on which it is hosted.
This issue affects AppBuilder: from 21.2 before 23.2.
- Record
EUVD-2023-54405- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-crgw-m82j-jv5c
Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in...
Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in OpenText AppBuilder on Windows, Linux allows Probe System Files.
An unauthenticated or authenticated user can abuse a page of AppBuilder to read arbitrary files on the server on which it is hosted.
This issue affects AppBuilder: from 21.2 before 23.2.
- Record
GHSA-crgw-m82j-jv5c- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-20, CWE-552
- Updated
- 2026-11-02
NVD
Improper Input Validation, Files or Directories Accessible to External Parties vulnerability in OpenText AppBuilder on Windows, Linux allows Probe System Files.
An unauthenticated or authenticated user can abuse a page of AppBuilder to read arbitrary files on the server on which it is hosted.
This issue affects AppBuilder: from 21.2 before 23.2.
- Record
CVE-2023-4550- CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-20, CWE-552
- 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-2023-4550 is a high vulnerability (CVSS 7.5) in Opentext Appbuilder, published January 29, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.47%, the 40th percentile. No source names a fixed version.