QNAP Photo Station Externally Controlled Reference Vulnerability
Certain QNAP NAS running Photo Station with internet exposure contain an externally controlled reference to a resource vulnerability which can allow an attacker to modify system files. This vulnerability was observed being utilized in a Deadbolt ransomware campaign.
- Vendor
- QNAP
- Product
- Photo Station
- CVSS
- 10.0
- EPSS (exploit probability)
- 87.9%
- Status
- kevransomware use
- CISA patch-by (BOD 22-01)
- Added to KEV
Is CVE-2022-27593 being exploited?
Yes. CISA added CVE-2022-27593 to its Known Exploited Vulnerabilities catalog on . CISA only lists a CVE when it has reliable evidence of exploitation in the wild. CISA marks it as known to be used in ransomware campaigns.
FIRST's EPSS model puts the probability of exploitation activity in the next 30 days at 87.9% (scored October 14, 2026).
- CISA KEV[ LISTED ]
- ENISA EUVD (exploited)[ — ]
- CIRCL KEV[ — ]
Catalog snapshot 2026-10-21. Full cross-catalog view: /kev-comparison
What to do
CISA required actionApply updates per vendor instructions.
US federal civilian agencies must remediate by (21 days after listing) under BOD 22-01. Everyone else: that deadline is a sensible upper bound, not a target. Vendor guidance and the NVD record are linked under Source above.
Other QNAP Photo Station CVEs we track
| CVE / Vulnerability | Severity | CVSS | EPSS | Added to KEV |
|---|---|---|---|---|
| CVE-2019-7195 QNAP Photo Station Path Traversal Vulnerabilityransomware use | [ CRITICAL ] | 9.8 | 89.7% | |
| CVE-2019-7194 QNAP Photo Station Path Traversal Vulnerabilityransomware use | [ CRITICAL ] | 9.8 | 82.7% | |
| CVE-2019-7192 QNAP Photo Station Improper Access Control Vulnerabilityransomware use | [ CRITICAL ] | 9.8 | 88.1% |