CVE-2020-26511 Auth bypass in n/a

High 7.5 Published Updated

An attacker can bypass authentication in the wpo365-login WordPress plugin by exploiting weak JWT decryption, allowing unauthorized access.

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-2020-26511?

CVE-2020-26511 is a high-severity authentication bypass vulnerability in n/a, published on 2 Oct 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

The wpo365-login plugin before v11.7 for WordPress allows use of a symmetric algorithm to decrypt a JWT token. This leads to authentication bypass.

Weakness: CWE-287

Which versions are affected by CVE-2020-26511?

It affects 1 product.

Products include Wpo365 Wordpress \+ Azure Ad \/ Microsoft Office 365.

How do I fix CVE-2020-26511?

No fix has been published for CVE-2020-26511 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2020-26511 being exploited?

There is no known exploitation of CVE-2020-26511 in the wild and no public exploit code.

Sources

Also known as GHSA-28p2-p7pc-m535.

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