CVE-2026-15236 Gallery for Google Photos < 1.2.1 - Unauthenticated Google OAuth Token Disclosure

High 7.5 Published Updated

Unauthenticated attackers can access stored Google OAuth tokens, leading to long-term compromise of the linked Google account.

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-2026-15236?

CVE-2026-15236 is a high-severity vulnerability in Unknown Gallery for Google Photos, published on 2 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The Gallery for Google Photos WordPress plugin before 1.2.1 does not properly restrict access to the stored third-party OAuth credentials of the connected account, exposing the persistent access and refresh tokens to unauthenticated users and allowing long-term compromise of the linked account.

Weakness: CWE-200

Which versions are affected by CVE-2026-15236?

How do I fix CVE-2026-15236?

No fix has been published for CVE-2026-15236 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-15236 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-15236 exists.

Sources

Also known as GHSA-465m-pvh5-8rh9.

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