CVE-2025-28021

Public Exploit

Description

TOTOLINK A810R V4.1.2cu.5182_B20201026 was found to contain a buffer overflow vulnerability in the downloadFile.cgi through the v14 and v3 parameters

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.14%
Third-Party Advisory notion.site Third-Party Advisory notion.site
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://locrian-lightning-dc7.notion.site/BufferOverflow1-1948e5e2b1a280e8aa5ad87964c5cd3d?pvs=73 exploit third party advisory
https://locrian-lightning-dc7.notion.site/CVE-2025-28021-BufferOverflow1-1948e5e2b1a280e8aa5ad87964c5cd3d exploit third party advisory

Frequently Asked Questions

What is the severity of CVE-2025-28021?
CVE-2025-28021 has been scored as a high severity vulnerability.
How to fix CVE-2025-28021?
To fix CVE-2025-28021, 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-2025-28021 being actively exploited in the wild?
It is possible that CVE-2025-28021 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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