TI-2021-19260 Aliases CVE-2021-43264 GHSA-87xh-f8rh-5hgq

In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, adjusting the path component for…

LOW 17CWE-22Published 2021-11-02 · Updated 2024-08-04

Key facts

Attack vector: Local
Privileges required: Low
User interaction: None
Attack complexity: Low
Impact type: Information disclosure
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-22 and the CVSS impact.

Summary

In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, adjusting the path component for the page help file allows attackers to bypass the intended access control for HTML files via directory traversal. It replaces the - character with the / character.

Why it matters now

EPSS 0.0056 46th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:mahara:mahara::::::::	20.04.0 to before 20.04.5; 20.10.0 to before 20.10.3; 21.04.0 to before 21.04.2	Vulnerable	Mahara

cpe:2.3:a:mahara:mahara:*:*:*:*:*:*:*:* Versions 20.04.0 to before 20.04.5; 20.10.0 to before 20.10.3; 21.04.0 to before 21.04.2 Vulnerable ·Mahara

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2021-43264
2026-10-03 Alias added: GHSA-87xh-f8rh-5hgq

References

Exploit 1

https://bugs.launchpad.net/mahara/+bug/1944979

Advisory 1

https://mahara.org/interaction/forum/topic.php?id=8954

TI-2024-32112 An issue was discovered in Mahara 23.04.8 and 24.04.4. CVSS 3.1HIGH 8.8
TI-2022-21886 Mahara 21.04 before 21.04.7, 21.10 before 21.10.5, 22.04 before 22.04.3, and 22.10 before… CVSS 3.1CRITICAL 9.8
TI-2022-22209 Mahara 21.10 before 21.10.6, 22.04 before 22.04.4, and 22.10 before 22.10.1 deserializes… CVSS 3.1CRITICAL 9.8
TI-2024-26290 Supported versions of Mahara 24.04 before 24.04.1 and 23.04 before 23.04.6 are vulnerable… CVSS 3.1CRITICAL 9.1
TI-2021-17772 In Mahara before 20.04.5, 20.10.3, 21.04.2, and 21.10.0, the account associated with a… CVSS 3.1CRITICAL 9.8
TI-2017-14488 Mahara 15.04 before 15.04.8 and 15.10 before 15.10.4 and 16.04 before 16.04.2 are… CVSS 3.0CRITICAL 9.8

See all 107 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences