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TI-2026-04638 Aliases CVE-2026-5305GHSA-gcp6-956h-2589

Email Address Encoder (Free < 1.0.25, Premium < 0.3.12) - Unauthenticated Stored XSS

Priority MEDIUM 41Published · Updated

Key facts

Attack vector
Network
Privileges required
None
User interaction
Required
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
Fixed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.

Summary

The Email Address Encoder WordPress plugin before 1.0.25, email-encoder-premium WordPress plugin before 0.3.12 does not properly handle email replacement, which could allow unauthenticated users to perform Stored XSS attacks

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00505 43rd percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA
Fix Fixed Email Address Encoder (Unknown): 1.0.25email-encoder-premium (Unknown): 0.3.12

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Total

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
UnknownEmail Address Encoderbefore 1.0.251.0.25Patch availableCNA
Unknownemail-encoder-premiumbefore 0.3.120.3.12Patch availableCNA
  • Email Address Encoder VendorUnknown Affected before 1.0.25 Fixed in 1.0.25 Patch available CNA
  • email-encoder-premium VendorUnknown Affected before 0.3.12 Fixed in 0.3.12 Patch available CNA

Remediation

  • Fix · CNA Email Address Encoder (Unknown) Fixed in 1.0.25
  • Fix · CNA email-encoder-premium (Unknown) Fixed in 0.3.12

Timeline

  1. 2026-10-02 Threatist record created from CVE-2026-5305
  2. 2026-10-03 Alias added: GHSA-gcp6-956h-2589

References

Exploit 1

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences