CVE-2024-21731
[20240703] - Core - XSS in StringHelper::truncate method
Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- None
Exploit likelihood
What each source reports
NVD Score used
Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.
- Record
CVE-2024-21731- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
CVE List
[20240703] - Core - XSS in StringHelper::truncate method
Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.
- Record
CVE-2024-21731- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2024-19347
Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.
- Record
EUVD-2024-19347- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-m35v-jxg3-p887
Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.
Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.
- Record
GHSA-m35v-jxg3-p887- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
OSV
Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.
- Record
CVE-2024-21731- CVSS 3.1
- 6.1 Medium
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N - Updated
- 2026-11-02
OSVBIT-joomla-2024-21731 No score
[20240703] - Core - XSS in StringHelper::truncate method
Improper handling of input could lead to an XSS vector in the StringHelper::truncate method.
- Record
BIT-joomla-2024-21731- Updated
- 2026-11-02
Affected products
Affected packages
| Package | Affected | Fixed |
|---|---|---|
joomlaBitnami |
3.0.0 up to 5.1.2 | 5.1.2 |
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-2024-21731 is a medium vulnerability (CVSS 6.1) in Joomla Joomla\!, published July 9, 2024. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.44%, the 38th percentile. Fixed in joomla 5.1.2.