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Vulnerability Details :

CVE-2026-1788

Summary
Assigner-alibaba
Assigner Org ID-0cc2b86d-1d45-434d-ae74-11d09ec61ae8
Published At-03 Feb, 2026 | 03:22
Updated At-03 Feb, 2026 | 17:18
Rejected At-
Credits

Buffer Overflow in Xquic Server

: Out-of-bounds Write vulnerability in Xquic Project Xquic Server xquic on Linux (QUIC protocol implementation, packet processing module modules) allows : Buffer Manipulation.This issue affects Xquic Server: through 1.8.3.

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:alibaba
Assigner Org ID:0cc2b86d-1d45-434d-ae74-11d09ec61ae8
Published At:03 Feb, 2026 | 03:22
Updated At:03 Feb, 2026 | 17:18
Rejected At:
▼CVE Numbering Authority (CNA)
Buffer Overflow in Xquic Server

: Out-of-bounds Write vulnerability in Xquic Project Xquic Server xquic on Linux (QUIC protocol implementation, packet processing module modules) allows : Buffer Manipulation.This issue affects Xquic Server: through 1.8.3.

Affected Products
Vendor
Xquic Project
Product
Xquic Server
Collection URL
https://github.com
Package Name
xquic
Repo
https://github.com/alibaba/xquic
Modules
  • QUIC protocol implementation
  • packet processing module
Platforms
  • Linux
Default Status
unaffected
Versions
Affected
  • From 0 through 1.8.3 (custom)
    • -> unaffectedfrom1.9.0
Problem Types
TypeCWE IDDescription
CWECWE-787CWE-787: Out-of-bounds Write
Type: CWE
CWE ID: CWE-787
Description: CWE-787: Out-of-bounds Write
Metrics
VersionBase scoreBase severityVector
4.06.6MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/RE:M/U:Amber
Version: 4.0
Base score: 6.6
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/AU:Y/R:U/RE:M/U:Amber
Metrics Other Info
Impacts
CAPEC IDDescription
CAPEC-123CAPEC-123: Buffer Manipulation
CAPEC ID: CAPEC-123
Description: CAPEC-123: Buffer Manipulation
Solutions
Configurations
Workarounds
Exploits
Credits
Timeline
EventDate
Replaced By
Rejected Reason
References
HyperlinkResource
https://github.com/alibaba/xquic
N/A
Hyperlink: https://github.com/alibaba/xquic
Resource: N/A
▼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:alibaba-cna@list.alibaba-inc.com
Published At:03 Feb, 2026 | 04:15
Updated At:03 Feb, 2026 | 16:44

: Out-of-bounds Write vulnerability in Xquic Project Xquic Server xquic on Linux (QUIC protocol implementation, packet processing module modules) allows : Buffer Manipulation.This issue affects Xquic Server: through 1.8.3.

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
Secondary4.06.6MEDIUM
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/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:Y/R:U/V:X/RE:M/U:Amber
Type: Secondary
Version: 4.0
Base score: 6.6
Base severity: MEDIUM
Vector:
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/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:Y/R:U/V:X/RE:M/U:Amber
CPE Matches
Weaknesses
CWE IDTypeSource
CWE-787Secondaryalibaba-cna@list.alibaba-inc.com
CWE ID: CWE-787
Type: Secondary
Source: alibaba-cna@list.alibaba-inc.com
Evaluator Description
Evaluator Impact

Evaluator Solution

Vendor Statements
References
HyperlinkSourceResource
https://github.com/alibaba/xquicalibaba-cna@list.alibaba-inc.com
N/A
Hyperlink: https://github.com/alibaba/xquic
Source: alibaba-cna@list.alibaba-inc.com
Resource: N/A

Change History

0
Information is not available yet

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