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CVE Vulnerability Details :

CVE-2026-1788

PUBLISHED

More Info Official Page

Assigner-alibaba

Assigner Org ID-0cc2b86d-1d45-434d-ae74-11d09ec61ae8

Published At-03 Feb, 2026 | 03:22

Updated At-03 Feb, 2026 | 17:18

▼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

Type	CWE ID	Description
CWE	CWE-787	CWE-787: Out-of-bounds Write

Type: CWE

CWE ID: CWE-787

Description: CWE-787: Out-of-bounds Write

Metrics

Version	Base score	Base severity	Vector
4.0	6.6	MEDIUM	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

Impacts

CAPEC ID	Description
CAPEC-123	CAPEC-123: Buffer Manipulation

CAPEC ID: CAPEC-123

Description: CAPEC-123: Buffer Manipulation

References

Hyperlink	Resource
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

Affected

Problem Types

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Credits

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Replaced By

Rejected Reason

References

Affected Products

Metrics

Metrics Other Info

Impacts

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Configurations

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Exploits

Credits

Timeline

Replaced By

Rejected Reason

References