CVE-2026-81290 WordPress Email Subscribers & Newsletters plugin <= 5.9.33 - Cross Site Scripting (XSS) vulnerability

High 7.1 Published Updated

Unauthenticated attackers can inject malicious scripts into the Email Subscribers & Newsletters plugin, potentially compromising user sessions.

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-2026-81290?

CVE-2026-81290 is a high-severity cross-site scripting vulnerability in Icegram Email Subscribers & Newsletters, published on 31 Aug 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

Unauthenticated Cross Site Scripting (XSS) in Email Subscribers & Newsletters <= 5.9.33 versions.

Weakness: CWE-79

Which versions are affected by CVE-2026-81290?

How do I fix CVE-2026-81290?

No fix has been published for CVE-2026-81290 yet. Limit exposure of the affected software until one is available.

Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.

Is CVE-2026-81290 being exploited?

There is no known exploitation of CVE-2026-81290 in the wild and no public exploit code.

Sources

Also known as GHSA-27vc-g94v-rvq2.

Is CVE-2026-81290 in your software?

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