CVE-2026-27161
Unauthenticated access to sensitive files due to .htaccess override bypass in GetSimple CMS.
Is CVE-2026-27161 being exploited?
Not confirmed. CVE-2026-27161 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 0.41% probability of exploitation in the next 30 days.
How severe is CVE-2026-27161?
CVE-2026-27161 is rated High with a CVSS score of 8.7. 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-2026-27161?
Yes. A fix has been recorded for CVE-2026-27161. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-27161 affect?
CVE-2026-27161 affects GetSimple CMS. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-27161?
Monitor; fix AllowOverride to protect /data and /backups; patch when available.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Exposes cryptographic salts and API keys by listing/downloading sensitive files when AllowOverride is disabled.
Monitor only
- affected<= 3.3.22
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.