CVE-2026-4746

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Source
https://cve.org/CVERecord?id=CVE-2026-4746
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4746.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-4746
Downstream
AZL (2)
Published
2026-03-24T03:28:20Z
Modified
2026-10-21T02:58:17Z
Severity
  • 10.0 (Critical) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/S:N/AU:Y/R:U/V:C/RE:L/U:Amber CVSS Calculator
Summary
Heap Buffer Over-Write Vulenrabilty in timeplus-io/proton
Details

Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src‎ modules). This vulnerability is associated with program files inflate.C.

This issue affects proton: before 1.6.16.

Database specific 
{
    "cna_assigner":  "GovTech CSG",
    "cwe_ids":  [
        "CWE-787"
    ],
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/4xxx/CVE-2026-4746.json"
}
References

Affected packages

Git / github.com/timeplus-io/proton

Affected ranges

Type
GIT
Repo
https://github.com/timeplus-io/proton
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
e5ec04647fae67c8b7d6f0981ba8b23f7e47c82a
Database specific
Show details 
{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "1.6.16"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandardRange"
        },
        {
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "fixed":  "1.6.16"
                }
            ],
            "source":  "DESCRIPTION"
        }
    ]
}

Affected versions

Other
halloween2023
v1.*
v1.3.11
v1.3.13
v1.3.14
v1.3.15
v1.3.16
v1.3.17
v1.3.18
v1.3.19
v1.3.20
v1.3.21
v1.3.22
v1.3.23
v1.3.24
v1.3.25
v1.3.26
v1.3.27
v1.3.28
v1.3.29
v1.3.30
v1.3.31
v1.4.1
v1.4.2
v1.5.1
v1.5.10
v1.5.11
v1.5.12
v1.5.13
v1.5.14
v1.5.15
v1.5.16
v1.5.17
v1.5.18
v1.5.2
v1.5.3
v1.5.4
v1.5.5
v1.5.6
v1.5.7
v1.5.8
v1.5.9
v1.6.1
v1.6.10
v1.6.11
v1.6.12
v1.6.13
v1.6.14
v1.6.15
v1.6.2
v1.6.3
v1.6.4
v1.6.5
v1.6.6
v1.6.7
v1.6.8
v1.6.9

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-4746.json"