CVE-2022-45134
Mahara XML Deserialization Code Execution Vulnerability
Description
Mahara 21.10 before 21.10.6, 22.04 before 22.04.4, and 22.10 before 22.10.1 deserializes user input unsafely during skin import. A particularly structured XML file could cause code execution when being processed.
INFO
Published Date :
Aug. 22, 2025, 7:15 p.m.
Last Modified :
Sept. 8, 2025, 4:33 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | CRITICAL | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
Solution
- Update Mahara to a version not affected by this issue.
- Avoid importing skins from untrusted sources.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2022-45134.
| URL | Resource |
|---|---|
| https://bugs.launchpad.net/mahara/+bug/1993082 | Issue Tracking Vendor Advisory |
| https://mahara.org/interaction/forum/topic.php?id=9353 | Vendor Advisory |
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2022-45134 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2022-45134
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2022-45134 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2022-45134 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
Initial Analysis by [email protected]
Sep. 08, 2025
Action Type Old Value New Value Added CPE Configuration OR *cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* versions from (including) 22.04.0 up to (excluding) 22.04.4 *cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* versions from (including) 22.10.0 up to (excluding) 22.10.1 *cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* versions from (including) 21.10.0 up to (excluding) 21.10.6 Added Reference Type MITRE: https://bugs.launchpad.net/mahara/+bug/1993082 Types: Issue Tracking, Vendor Advisory Added Reference Type MITRE: https://mahara.org/interaction/forum/topic.php?id=9353 Types: Vendor Advisory -
CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0
Aug. 26, 2025
Action Type Old Value New Value Added CVSS V3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Added CWE CWE-502 -
New CVE Received by [email protected]
Aug. 22, 2025
Action Type Old Value New Value Added Description Mahara 21.10 before 21.10.6, 22.04 before 22.04.4, and 22.10 before 22.10.1 deserializes user input unsafely during skin import. A particularly structured XML file could cause code execution when being processed. Added Reference https://bugs.launchpad.net/mahara/+bug/1993082 Added Reference https://mahara.org/interaction/forum/topic.php?id=9353