CVE-2025-27450 CVE-2025-27450
Missing Secure attribute on cookies allows attackers to intercept session IDs via unencrypted HTTP connections, potentially leading to session hijacking.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2025-27450?
CVE-2025-27450 is a medium-severity vulnerability in Endress+Hauser MEAC300-FNADE4, published on 3 Jul 2025. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
The Secure attribute is missing on multiple cookies provided by the MEAC300-FNADE4. An attacker can trick a user to establish an unencrypted HTTP connection to the server and intercept the request containing the PHPSESSID cookie.
Weakness: CWE-614
Which versions are affected by CVE-2025-27450?
It affects 1 product.
Products include Endress Meac300-Fnade4 Firmware.
How do I fix CVE-2025-27450?
No fix has been published for CVE-2025-27450 yet. Limit exposure of the affected software until one is available.
Is CVE-2025-27450 being exploited?
There is no known exploitation of CVE-2025-27450 in the wild and no public exploit code.
Other vulnerabilities in Endress+Hauser MEAC300-FNADE4
Sources
Also known as GHSA-5453-99cg-pjh9.