CVE-2025-53869 Security feature bypass in Multiple MFPs
Man-in-the-middle attackers can replace root certificates due to improper validation, bypassing security features on Brother, Konica Minolta, and Ricoh MFPs.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-53869?
CVE-2025-53869 is a medium-severity vulnerability in Brother Industries, Ltd. Multiple MFPs, published on 29 Jan 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Multiple MFPs provided by Brother Industries, Ltd. does not properly validate server certificates, which may allow a man-in-the-middle attacker to replace the set of root certificates used by the product with a set of arbitrary certificates.
Weakness: CWE-295
Which versions are affected by CVE-2025-53869?
How do I fix CVE-2025-53869?
No fix has been published for CVE-2025-53869 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-53869 being exploited?
There is no known exploitation of CVE-2025-53869 in the wild and no public exploit code.
Sources
Also known as GHSA-wrgj-7835-qfh2.