CVE-2024-23790

Missing file type check in avatar picture upload

3.5 Low

Improper Input Validation vulnerability in the upload functionality for user avatars allows functionality misuse due to missing check of filetypes. This issue affects OTRS: from 7.0.X through 7.0.48, from 8.0.X through 8.0.37, from 2023 through 2023.1.1.

Attack profile

How easy it is to exploit

Attack vector: Network
Complexity: Low
Privileges needed: Low
User interaction: Required

What an attacker can affect

Confidentiality: Low
Integrity: None
Availability: None

Exploit likelihood

0.25%Up 0.2 points since Jan 31, 2024

What each source reports

CVE List Score used 3.5

Missing file type check in avatar picture upload

Record: CVE-2024-23790
CVSS 3.1: 3.5 LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Weakness: CWE-20
Updated: 2026-11-02

EUVDEUVD-2024-21243 3.5

Record: EUVD-2024-21243
CVSS 3.1: 3.5 LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Updated: 2026-11-02

GitHub AdvisoriesGHSA-m525-p4rf-7h93 3.5

Improper Input Validation vulnerability in the upload functionality for user avatars allows...

Record: GHSA-m525-p4rf-7h93
CVSS 3.1: 3.5 LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
Weakness: CWE-20, CWE-354
Updated: 2026-11-02

NVD 3.5

Record: CVE-2024-23790
CVSS 3.1: 3.5 LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness: CWE-20, CWE-354
Updated: 2026-11-02

OSVUBUNTU-CVE-2024-23790 3.5

Record: UBUNTU-CVE-2024-23790
CVSS 3.1: 3.5 LowCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:N
CVSS 3.1: 9.8 CriticalCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Updated: 2026-11-02

Affected products

Affected packages

Affected packages
Package	Affected	Fixed
`otrs2` Ubuntu:16.04:LTS	All versions, plus listed versions 4.0.10-15.0.1-15.0.1-25.0.2-15.0.3-15.0.5-15.0.6-15.0.7-1	None known
`otrs2` Ubuntu:18.04:LTS	All versions, plus listed versions 5.0.23-15.0.24-16.0.1-16.0.2-16.0.3-16.0.4-16.0.5-1	None known
`otrs2` Ubuntu:20.04:LTS	All versions, plus listed versions 6.0.20-16.0.23-26.0.24-16.0.25-16.0.25-26.0.25-36.0.26-1	None known
`otrs2` Ubuntu:22.04:LTS	All versions, plus listed versions 6.0.32-66.1.2-16.2.1-16.2.2-2	None known
`znuny` Ubuntu:24.04:LTS	All versions, plus listed versions 6.5.3-16.5.4-16.5.5-16.5.6-1	None known
`znuny` Ubuntu:25.10	All versions, plus listed versions 6.5.14-16.5.15-2	None known
`znuny` Ubuntu:26.10	All versions, plus listed versions 6.5.18-16.5.20-16.5.21-16.5.22-16.5.23-1	None known
`znuny` Ubuntu:26.04:LTS	All versions, plus listed versions 6.5.15-26.5.18-1	None known

History

History
Recorded	Changed	Sources
Nov 2, 2026	first indexed	CVE List, EUVD, GitHub Advisories, NVD, OSV

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2024-23790 is a low vulnerability (CVSS 3.5) in Otrs, published January 29, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.25%, the 16th percentile. No source names a fixed version.