CVE-2021-43257

Public Exploit

Description

Lack of Neutralization of Formula Elements in the CSV API of MantisBT before 2.25.3 allows an unprivileged attacker to execute code or gain access to information when a user opens the csv_export.php generated CSV file in Excel.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.20% Top 25%
Vendor Advisory mantisbt.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://www.mantisbt.org/bugs/view.php?id=29130 issue tracking patch vendor advisory exploit
https://github.com/mantisbt/mantisbt/commit/7f4534c723e3162b8784aebda4836324041dbc3e third party advisory patch

Frequently Asked Questions

What is the severity of CVE-2021-43257?
CVE-2021-43257 has been scored as a high severity vulnerability.
How to fix CVE-2021-43257?
To fix CVE-2021-43257, 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-2021-43257 being actively exploited in the wild?
It is possible that CVE-2021-43257 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.
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