Acronis Backup Incorrect Default Permissions Vulnerability
What it means
CISA Known Exploited Vulnerabilities ha pubblicato CVE-2026-87886 relativa a Acronis Backup. La vulnerabilita risulta gia sfruttata: la verifica di esposizione e prioritaria.
Why it matters
La fonte segnala sfruttamento attivo. La priorita dipende dalla presenza della tecnologia interessata nel perimetro; il testo acquisito non consente di dedurre ulteriori impatti tecnici.
Recommended actions
- Verificare immediatamente esposizione, versioni e indicatori di compromissione.
- Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's intern
- Confermare l'applicabilita consultando la fonte ufficiale e l'inventario asset.
- Pianificare mitigazione o aggiornamento secondo criticita e rischio di interruzione.
Translation in progress
The official content is available in the original language. The Italian version will be published once automated checks are complete.
Text acquired from the source
Acronis Backup plugin for cPanel & WHM and extension for Plesk contains an incorrect default permissions vulnerability that could allow for privilege escalation.
- Source
- CISA Known Exploited Vulnerabilities
- Publishing entity
- CISA
- Entity type
- National authority
- Area
- North America · US
- Original language
- en · translation in preparation
- Publication
- 16/09/2026 02:00
- CVE
- CVE-2026-87886
- Classification
- exploited
- Vendor
- Acronis
- Product
- Backup
- Stated country
- US
Affected products and versions
| Product | Affected release or range | Fix or verification required | Source |
|---|---|---|---|
| acronisacronis backup | prima di 1.2.3, esclusa | Verificare remediation e aggiornamenti nell'advisory del vendor | NIST NVD |
| acronisacronis backup | prima di 1.8.11, esclusa | Verificare remediation e aggiornamenti nell'advisory del vendor | NIST NVD |
| acronisacronis backup | prima di 1.9.3, esclusa | Verificare remediation e aggiornamenti nell'advisory del vendor | NIST NVD |
| acronisacronis backup | Versione 1.9.3 | Verificare remediation e aggiornamenti nell'advisory del vendor | NIST NVD |
| acronisacronis backup | Versione 1.9.3 | Verificare remediation e aggiornamenti nell'advisory del vendor | NIST NVD |
| acronisacronis backup | Versione 1.9.3 | Verificare remediation e aggiornamenti nell'advisory del vendor | NIST NVD |
Action indicated by the source
Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.