CVE-2026-81756
Unauthenticated SQL injection in Smart Marketing WP plugin <=5.1.24
Is CVE-2026-81756 being exploited?
Not confirmed. CVE-2026-81756 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.25% probability of exploitation in the next 30 days.
How severe is CVE-2026-81756?
CVE-2026-81756 is rated Critical with a CVSS score of 9.3. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-81756?
Yes. A fix has been recorded for CVE-2026-81756. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-81756 affect?
CVE-2026-81756 affects Smart Marketing SMS and Newsletters Forms (WordPress plugin) <=5.1.24, WordPress sites running the plugin. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-81756?
Upgrade plugin to >5.1.24 or disable/uninstall; review DB credentials and logs.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Unauthenticated SQLi allows remote attackers to read/modify databases, exfiltrate data, and potentially lead to full site compromise.
Immediate action required
- affected<= 5.1.24
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.