CVE-2026-76989

liftoff-sr CIPster TCP Encapsulation Receive Path encap.cc out-of-bounds

MEDIUM
5.3
CVSS Score
Published: August 20, 2026 at 01:00 PM UTC
Updated: October 18, 2026 at 08:10 PM UTC
1 product affected across 1 vendorCIPster

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.7%
SSVC
PoC

Description

A security vulnerability has been detected in liftoff-sr CIPster 1802525be27d33e19a9a83c163e331a1d13b1892. This impacts an unknown function of the file source/src/enet_encap/encap.cc of the component TCP Encapsulation Receive Path. The manipulation leads to out-of-bounds read. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The identifier of the patch is e8e9dba09bf56962807d3504b783ccdb6287f3e4. To fix this issue, it is recommended to deploy a patch.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

All versions1802525be27d33e19a9a83c163e331a1d13b1892

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (7)

VDB Entry
Source: cverecord
https://vuldb.com/vuln/393612
SignaturePermissions Required
Source: cverecord
https://vuldb.com/vuln/393612/cti
Third Party Advisory
Source: cverecord
https://vuldb.com/cve/CVE-2026-76989
Third Party Advisory
Source: cverecord
https://vuldb.com/submit/880112
ExploitIssue Tracking
Source: cverecord
https://github.com/liftoff-sr/CIPster/issues/46

SSVC — Action Prioritization

SSVCPoCAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMVulDB
Vector?

Quick Info

StatusDEFERRED
CWE
CWE-125CWE-119

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