CVE-2021-43266

Public Exploit

Description

In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, exporting collections via PDF export could lead to code execution via shell metacharacters in a collection name. Additional, in Mahara before 20.10.4, 21.04.3, and 21.10.1, exporting collections via PDF export could cause code execution

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.83% Top 30%
Vendor Advisory mahara.org Vendor Advisory mahara.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://bugs.launchpad.net/mahara/+bug/1942903 third party advisory exploit
https://mahara.org/interaction/forum/topic.php?id=8952 vendor advisory
https://mahara.org/interaction/forum/topic.php?id=8995 vendor advisory
https://bugs.launchpad.net/mahara/+bug/1949527 third party advisory

Frequently Asked Questions

What is the severity of CVE-2021-43266?
CVE-2021-43266 has been scored as a high severity vulnerability.
How to fix CVE-2021-43266?
To fix CVE-2021-43266, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-43266 being actively exploited in the wild?
It is possible that CVE-2021-43266 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
© 2025 Under My Watch. All Rights Reserved.