CVE-2026-22898: qnap systems inc. qvr pro
CVSS: 9.8v3.1CriticalAnalyzed
Published 20-03-2026Last modified 27-03-2026
Vulnerability summary
CVE-2026-22898 is a critical (CVSS 9.8) vulnerability in qnap systems inc. qvr pro. EPSS estimates a 0.69% chance of exploitation in the next 30 days, higher than 52.1% of scored vulnerabilities.
CVSS score
9.8/10
010
Critical · v3.1 (NVD)EPSS score
0.69%
0%100%
Low · +0.01 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 20-03-2026PublishedVulnerability first disclosed.
- 27-03-2026Last modifiedVulnerability information updated.
Description
A missing authentication for critical function vulnerability has been reported to affect QVR Pro. The remote attackers can then exploit the vulnerability to gain access to the system. We have already fixed the vulnerability in the following version: QVR Pro 2.7.4.14 and later
CVSS metrics
3 scores · 2 sources · 2 versionsCritical 9.3Preferred score · CVE.org (CNA)
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:NSourcesAll 2 agree
- NVDNIST9.3CriticalCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Critical 9.8Preferred score · NVD (NIST)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HSourcesSingle source
EPSS trend
Probability
0.69%
Chance of exploitation in the next 30 days
Percentile
52%
Versus all other CVEs
30-day change
+0.01 pp
From 0.68% on 20-09-2026
20-09-202620-10-2026
EPSS score0.69%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
2 vendors · 2 products
References
1 links- www.qnap.com/en/security-advisory/qsa-26-07Vendor Advisory