CVE-2025-67809 Hardcoded credentials in n/a

Medium 4.7 Published Updated

Hardcoded Flickr API credentials in Zimbra allow attackers to impersonate the application and access user data via OAuth.

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-2025-67809?

CVE-2025-67809 is a medium-severity vulnerability in n/a, published on 15 Dec 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

An issue was discovered in Zimbra Collaboration (ZCS) 10.0 and 10.1. A hardcoded Flickr API key and secret are present in the publicly accessible Flickr Zimlet used by Zimbra Collaboration. Because these credentials are embedded directly in the Zimlet, any unauthorized party could retrieve them and misuse the Flickr integration. An attacker with access to the exposed credentials could impersonate the legitimate application and initiate valid Flickr OAuth flows. If a user is tricked into approving such a request, the attacker could gain access to the user s Flickr data. The hardcoded credentials have since been removed from the Zimlet code, and the associated key has been revoked.

Weakness: CWE-798

Which versions are affected by CVE-2025-67809?

It affects 1 product.

Products include Zimbra Collaboration.

How do I fix CVE-2025-67809?

No fix has been published for CVE-2025-67809 yet. Limit exposure of the affected software until one is available.

Is CVE-2025-67809 being exploited?

There is no known exploitation of CVE-2025-67809 in the wild and no public exploit code.

Sources

Also known as GHSA-4f5p-gq89-4wfh.

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