CVE-2026-5776

MEDIUM 6.1 PoC AVAILABLE

Published 2026-05-20 · Last modified 2026-05-20

The Email Encoder WordPress plugin before 2.4.7 does not escape email addresses retrieved via user input, allowing unauthenticated attackers to perform Stored XSS attacks

EXPLOIT AVAILABLE

Public exploit or PoC code exists. Modeled probability is still low, but the barrier to attack is reduced — watch closely.

Exploitation likelihood

0.2%chance of exploitation in 30 days · 12th percentile

○ In CISA KEV ● Public exploit / PoC

Impact if exploited

6.1CVSS 3.1 · MEDIUM

ConfidentialityLow
IntegrityLow
AvailabilityNone

What an attacker needs

✓Access: Reachable over the network — no local access needed
✓Privileges: No account or privileges required
⚠User interaction: A user must take an action (click / open a file)
✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

PoC https://wpscan.com/vulnerability/00c0b9f7-c559-463e-80ae-97d99e0ef99f/

Listed for defensive triage and patch prioritization.

Affected

Vendors Unknown

Products Email Encoder

Weakness (CWE)

Not classified.

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

References

Exploits & PoC

https://wpscan.com/vulnerability/00c0b9f7-c559-463e-80ae-97d99e0ef99f/ exploitvdb-entrytechnical-description

Sources: NVD · CVE.org · EPSS