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CVE-2026-13405

MEDIUM 6.6 PoC AVAILABLE

Published 2026-08-20 · Last modified 2026-08-20

The Royal Addons for Elementor WordPress plugin before 1.7.1066 does not correctly sanitise custom widget markup before writing it to a file that is later executed, allowing users with the manage_options capability (and, on WordPress Multisite, non-super subsite administrators who do not otherwise hold code-execution capabilities) to execute arbitrary PHP code.

EXPLOIT AVAILABLE

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

Exploitation likelihood

0.3%chance of exploitation in 30 days · 20th percentile

○ In CISA KEV ● Public exploit / PoC

Impact if exploited

6.6CVSS 3.1 · MEDIUM

  • ConfidentialityLow
  • IntegrityLow
  • AvailabilityLow

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ⚠Privileges: Requires an admin / high-privilege account
  • ✓User interaction: No user interaction needed
  • ✓Complexity: No special conditions — reliably repeatable

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-13405/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-13405/poc.json

Affected

Vendors Unknown

Products Royal Addons For Elementor

Weakness (CWE)

  • CWE-94: Improper Control of Generation of Code ('Code Injection')

CVSS vector

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

All CVSS metrics

  • MEDIUM 6.6 v3.1 · ADP Primary
    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L
  • MEDIUM 6.6 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:L

References

Exploits & PoC

Sources: NVD · CVE.org · EPSS