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Vulnerability Details :

CVE-2026-26100

Summary
Assigner-Nozomi
Assigner Org ID-bec8025f-a851-46e5-b3a3-058e6b0aa23c
Published At-20 Feb, 2026 | 16:55
Updated At-20 Feb, 2026 | 23:03
Rejected At-
Credits

Incorrect Permission Assignment for Critical Resource in Owl opds

Incorrect Permission Assignment for Critical Resource in Owl opds 2.2.0.4 allows File Manipulation via a crafted network request.

Vendors
-
Not available
Products
-
Metrics (CVSS)
VersionBase scoreBase severityVector
Weaknesses
Attack Patterns
Solution/Workaround
References
HyperlinkResource Type
EPSS History
Score
Latest Score
-
N/A
No data available for selected date range
Percentile
Latest Percentile
-
N/A
No data available for selected date range
Stakeholder-Specific Vulnerability Categorization (SSVC)
▼Common Vulnerabilities and Exposures (CVE)
cve.org
Assigner:Nozomi
Assigner Org ID:bec8025f-a851-46e5-b3a3-058e6b0aa23c
Published At:20 Feb, 2026 | 16:55
Updated At:20 Feb, 2026 | 23:03
Rejected At:
▼CVE Numbering Authority (CNA)
Incorrect Permission Assignment for Critical Resource in Owl opds

Incorrect Permission Assignment for Critical Resource in Owl opds 2.2.0.4 allows File Manipulation via a crafted network request.

Affected Products
Vendor
Owl
Product
opds
Default Status
unaffected
Versions
Affected
  • From 0 through 2.2.0.4 (semver)
Problem Types
TypeCWE IDDescription
CWECWE-732CWE-732 Incorrect Permission Assignment for Critical Resource
Type: CWE
CWE ID: CWE-732
Description: CWE-732 Incorrect Permission Assignment for Critical Resource
Metrics
VersionBase scoreBase severityVector
4.06.8MEDIUM
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Version: 4.0
Base score: 6.8
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/SC:N/SI:N/SA:N
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-165CAPEC-165 File Manipulation
CAPEC ID: CAPEC-165
Description: CAPEC-165 File Manipulation
Solutions
Configurations
Workarounds
Exploits
Credits
finder
Luca Borzacchiello at Nozomi Networks
finder
Gabriele Quagliarella at Nozomi Networks
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-26100
third-party-advisory
Hyperlink: https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-26100
Resource:
third-party-advisory
▼Authorized Data Publishers (ADP)
CISA ADP Vulnrichment
Affected Products
Metrics
VersionBase scoreBase severityVector
Metrics Other Info
Impacts
CAPEC IDDescription
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
Information is not available yet
▼National Vulnerability Database (NVD)
nvd.nist.gov
Source:prodsec@nozominetworks.com
Published At:20 Feb, 2026 | 17:25
Updated At:20 Feb, 2026 | 18:57

Incorrect Permission Assignment for Critical Resource in Owl opds 2.2.0.4 allows File Manipulation via a crafted network request.

CISA Catalog
Date AddedDue DateVulnerability NameRequired Action
N/A
Date Added: N/A
Due Date: N/A
Vulnerability Name: N/A
Required Action: N/A
Metrics
TypeVersionBase scoreBase severityVector
Secondary4.06.8MEDIUM
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/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
Type: Secondary
Version: 4.0
Base score: 6.8
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:H/VA:N/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
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-732Primaryprodsec@nozominetworks.com
CWE ID: CWE-732
Type: Primary
Source: prodsec@nozominetworks.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-26100prodsec@nozominetworks.com
N/A
Hyperlink: https://www.nozominetworks.com/labs/vulnerability-advisories-cve-2026-26100
Source: prodsec@nozominetworks.com
Resource: N/A

Change History

0
Information is not available yet

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Incorrect Permission Assignment for Critical Resource in Owl opds

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Incorrect Permission Assignment for Critical Resource in Owl opds

Incorrect Permission Assignment for Critical Resource in Owl opds 2.2.0.4 allows File Manipulation via a crafted network request.

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Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Incorrect Permission Assignment for Critical Resource in Owl opds

Incorrect Permission Assignment for Critical Resource in Owl opds 2.2.0.4 allows File Manipulation via a crafted network request.

Action-Not Available
Vendor-Owl
Product-opds
CWE ID-CWE-732
Incorrect Permission Assignment for Critical Resource
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Matching Score-6
Assigner-Nozomi Networks Inc.
ShareView Details
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Assigner-Nozomi Networks Inc.
CVSS Score-8.5||HIGH
EPSS-Not Assigned
Published-20 Feb, 2026 | 16:56
Updated-20 Feb, 2026 | 23:02
Rejected-Not Available
Known To Be Used In Ransomware Campaigns?-Not Available
KEV Added-Not Available
KEV Action Due Date-Not Available
Incorrect Permission Assignment for Critical Resource in Owl opds

Incorrect Permission Assignment for Critical Resource in Owl opds 2.2.0.4 allows File Manipulation via a crafted network request.

Action-Not Available
Vendor-Owl
Product-opds
CWE ID-CWE-732
Incorrect Permission Assignment for Critical Resource
Details not found