CVE-2026-22784 Lychee cross-album password propagation on Album unlocking

Low 2.3 Published 12 Jan 2026 Updated 12 Jan 2026

Attackers can access other users' password-protected albums by unlocking one album with a shared password, bypassing authorization controls.

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-2026-22784?

CVE-2026-22784 is a low-severity missing authorization vulnerability in LycheeOrg Lychee, published on 12 Jan 2026. 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

Lychee is a free, open-source photo-management tool. Prior to 7.1.0, an authorization vulnerability exists in Lychee's album password unlock functionality that allows users to gain possibly unauthorized access to other users' password-protected albums. When a user unlocks a password-protected public album, the system automatically unlocks ALL other public albums that share the same password, resulting in a complete authorization bypass. This vulnerability is fixed in 7.1.0.

Weakness: CWE-863

Which versions are affected by CVE-2026-22784?

It affects 1 product.

Products include Lycheeorg Lychee.

How do I fix CVE-2026-22784?

No fix has been published for CVE-2026-22784 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2026-22784 being exploited?

There is no known exploitation of CVE-2026-22784 in the wild and no public exploit code.

Sources

Also known as GHSA-jj56-2c54-4f25.