CVE-2022-27593
CriticalExploitedPublic exploitAn externally controlled reference to a resource vulnerability has been reported to affect QNAP NAS running Photo Station.
Published Sep 8, 2022 · Updated Nov 3, 2025
Key Facts
Patch immediately- CVE-2022-27593 is a critical-severity vulnerability (CVSS 9.1 v3.1) affecting Photo Station (Qnap).
- It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since May 18, 2022 and is known to be used in ransomware campaigns. Public exploit code is available.
- EPSS estimates a 88% probability of exploitation in the next 30 days.
- Fixed versions are available, including Photo Station 5.2.14, Photo Station 5.4.15, Photo Station 5.7.18.
- Brandefense priority: patch immediately, because it is listed as exploited in the wild.
CVSS v3.1
9.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H
EPSS (30-day exploit likelihood)
88%
Higher than 99.7% of all scored CVEs
Exploited in the wild
Yes
4 catalog listings, used by ransomware
Public exploit code
Available
Proof-of-concept or weaponized module
Get the full CVE-2022-27593 brief as a PDF
Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.
Description
An externally controlled reference to a resource vulnerability has been reported to affect QNAP NAS running Photo Station. If exploited, This could allow an attacker to modify system files. We have already fixed the vulnerability in the following versions: QTS 5.0.1: Photo Station 6.1.2 and later QTS 5.0.0/4.5.x: Photo Station 6.0.22 and later QTS 4.3.6: Photo Station 5.7.18 and later QTS 4.3.3: Photo Station 5.4.15 and later QTS 4.2.6: Photo Station 5.2.14 and later
Known-Exploited Catalog Listings
| Catalog | Added | Remediation due | Ransomware use |
|---|---|---|---|
| CISA KEV | Sep 8, 2022 | Sep 29, 2022 | Known |
| Industry KEV feed | May 18, 2022 | Sep 29, 2022 | Known |
| CIRCL KEV | Sep 8, 2022 | Sep 29, 2022 | Known |
| ENISA EUVD | Sep 8, 2022 | n/a | Not reported |
Required action: Apply updates per vendor instructions.
Affected Products
2 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| Photo StationQnap | >= unspecified | 5.2.14 |
Patched Releases
Photo Station
5.2.14, 5.4.15, 5.7.18, 6.0.22, 6.1.2
Timeline
Added to Industry KEV feed
May 18, 2022
Publicly disclosed
Sep 8, 2022
Added to CISA KEV
Sep 8, 2022
Added to CIRCL KEV
Sep 8, 2022
Added to ENISA EUVD
Sep 8, 2022
Last updated
Nov 3, 2025
Weakness Type
- CWE-610 Externally Controlled Reference to a Resource in Another Sphere
References
- advisoryhttps://www.qnap.com/en/security-advisory/qsa-22-24
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
- exploitVulnCheck exploitation report
FAQ
Common Questions.
An externally controlled reference to a resource vulnerability has been reported to affect QNAP NAS running Photo Station.
Affected: Photo Station (Qnap) versions >= unspecified. The full list is in the CVE brief.
It is exploited in the wild, listed in CISA KEV, Industry KEV feed, CIRCL KEV, ENISA EUVD since May 18, 2022 and is known to be used in ransomware campaigns.
Yes. It was added on Sep 8, 2022 with a federal remediation due date of Sep 29, 2022.
Public exploit code is available.
Fixed versions are available, including Photo Station 5.2.14, Photo Station 5.4.15, Photo Station 5.7.18.
Brandefense priority: patch immediately, because it is listed as exploited in the wild.
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