CVE-2026-29063

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Source
https://cve.org/CVERecord?id=CVE-2026-29063
Import Source
https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-29063.json
JSON Data
https://api.osv.dev/v1/vulns/CVE-2026-29063
Aliases
Downstream
CGA (117)
CLEANSTART (4)
CLSA (7)
DEBIAN (1)
ECHO (1)
MINI (6)
ROOT (1)
UBUNTU (1)
Published
2026-03-06T18:25:22Z
Modified
2026-11-01T02:47:36Z
Severity
  • 8.7 (High) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N CVSS Calculator
Summary
Immutable.js: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') in immutable
Details

Immutable.js provides many Persistent Immutable data structures. Prior to versions 3.8.3, 4.3.7, and 5.1.5, Prototype Pollution is possible in immutable via the mergeDeep(), mergeDeepWith(), merge(), Map.toJS(), and Map.toObject() APIs. This issue has been patched in versions 3.8.3, 4.3.7, and 5.1.5.

Database specific 
{
    "cna_assigner": "GitHub_M",
    "cwe_ids": [
        "CWE-1321"
    ],
    "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/29xxx/CVE-2026-29063.json"
}
References

Affected packages

Git / github.com/immutable-js/immutable-js

Affected ranges

Type
GIT
Repo
https://github.com/immutable-js/immutable-js
Events
Introduced
83d6845d1d693462d72885865d0491e97e4266f4
Fixed
c4074256bf48ab372fdad2b3d47db89306a5211e
Introduced
2ddb5c235f543464010569f9fb8249974fd56314
Fixed
485cbe0edf3ca7bb4b9c4a80ac55ba937a291da0
Introduced
c90cdc263d94553b2439bbff4f761f4df7f361af
Fixed
b37b85568632227751ddc8a16034cacc0f42b652
Database specific
Show details 
{
    "extracted_events": [
        {
            "cpe": "cpe:2.3:a:immutable-js:immutable:*:*:*:*:*:node.js:*:*",
            "range": [
                {
                    "introduced": "3.0.0"
                },
                {
                    "fixed": "3.8.3"
                }
            ],
            "source": "CPE_RANGE"
        },
        {
            "cpe": "cpe:2.3:a:immutable-js:immutable:*:*:*:*:*:node.js:*:*",
            "range": [
                {
                    "introduced": "4.0.0"
                },
                {
                    "fixed": "4.3.8"
                }
            ],
            "source": "CPE_RANGE"
        },
        {
            "cpe": "cpe:2.3:a:immutable-js:immutable:*:*:*:*:*:node.js:*:*",
            "range": [
                {
                    "introduced": "5.0.0"
                },
                {
                    "fixed": "5.1.5"
                }
            ],
            "source": "CPE_RANGE"
        },
        {
            "original_tag": "v3.8.3",
            "range": [
                {
                    "fixed": "c4074256bf48ab372fdad2b3d47db89306a5211e"
                }
            ],
            "source": "REFERENCES_TAG"
        },
        {
            "original_tag": "v4.3.8",
            "range": [
                {
                    "fixed": "485cbe0edf3ca7bb4b9c4a80ac55ba937a291da0"
                }
            ],
            "source": "REFERENCES_TAG"
        },
        {
            "original_tag": "v5.1.5",
            "range": [
                {
                    "fixed": "b37b85568632227751ddc8a16034cacc0f42b652"
                }
            ],
            "source": "REFERENCES_TAG"
        }
    ]
}
Type
GIT
Repo
https://github.com/stackrox/stackrox
Events
Introduced
0f0cf4d795e12fac637286c0cca663475fe51f51
Fixed
01de47b0109ec4c81e44352ff5bc4ac05622f68f
Introduced
7821f737f4fa4b7c3f0efac12410f2a919073e4d
Fixed
46dc922d7522b075b59e89d22e3fecce820f6d4c
Introduced
7b817fa511ac4533cdf2d79a1b8e04d4d7557ad2
Fixed
697d392ea27ad91785ad102878545bc29b2a8214
Database specific
Show details 
{
    "extracted_events": [
        {
            "cpe": "cpe:2.3:a:redhat:advanced_cluster_security:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "4.8.0"
                },
                {
                    "fixed": "4.8.11"
                }
            ],
            "source": "CPE_RANGE"
        },
        {
            "cpe": "cpe:2.3:a:redhat:advanced_cluster_security:*:*:*:*:*:*:*:*",
            "range": [
                {
                    "introduced": "4.9.0"
                },
                {
                    "fixed": "4.9.6"
                }
            ],
            "source": "CPE_RANGE"
        },
        {
            "cpe": "cpe:2.3:a:redhat:advanced_cluster_security:*:*:*:*:*:kubernetes:*:*",
            "range": [
                {
                    "introduced": "4.10.0"
                },
                {
                    "fixed": "4.10.2"
                }
            ],
            "source": "CPE_RANGE"
        }
    ]
}

Affected versions

3.*
3.0.0
3.0.1
3.0.2
3.0.3
3.1.0
3.2.0
3.2.1
3.3.0
3.4.0
3.4.1
3.5.0
3.6.0
3.6.1
3.6.2
3.6.3
3.6.4
3.7.0
3.7.1
3.7.2
3.7.3
3.7.4
3.7.5
3.7.6
4.*
4.10.0
4.10.1
4.10.1-rc.0
4.10.1-rc.1
4.10.1-rc.11
4.10.2-rc.0
4.10.2-rc.1
4.10.2-rc.2
4.8.0
4.8.1
4.8.1-rc.1
4.8.1-rc.2
4.8.10
4.8.10-rc.0
4.8.10-rc.1
4.8.10-rc.2
4.8.11-rc.0
4.8.11-rc.1
4.8.11-rc.2
4.8.2
4.8.2-rc.1
4.8.3
4.8.3-rc.0
4.8.3-rc.1
4.8.3-rc.2
4.8.4
4.8.4-rc.0
4.8.4-rc.1
4.8.5
4.8.5-rc.0
4.8.5-rc.1
4.8.5-rc.2
4.8.6
4.8.6-rc.0
4.8.6-rc.1
4.8.6-rc.2
4.8.7
4.8.7-rc.0
4.8.7-rc.1
4.8.8
4.8.8-rc.0
4.8.8-rc.1
4.8.8-rc.2
4.8.8-rc.3
4.8.8-rc.4
4.8.9
4.8.9-rc.0
4.8.9-rc.1
4.8.9-rc.2
4.9.0
4.9.1
4.9.1-rc.0
4.9.1-rc.1
4.9.1-rc.2
4.9.2
4.9.2-rc.0
4.9.2-rc.1
4.9.3
4.9.3-rc.0
4.9.3-rc.1
4.9.3-rc.2
4.9.3-rc.3
4.9.3-rc.4
4.9.3-rc.5
4.9.3-rc.6
4.9.4
4.9.4-rc.0
4.9.4-rc.1
4.9.4-rc.2
4.9.5
4.9.5-rc.0
4.9.5-rc.1
4.9.5-rc.2
4.9.6-rc.0
4.9.6-rc.1
4.9.6-rc.2
v3.*
v3.8.0
v3.8.1
v3.8.2
v4.*
v4.0.0
v4.2.0
v4.2.1
v4.2.2
v4.3.0
v4.3.1
v4.3.3
v4.3.4
v4.3.5
v4.3.6
v4.3.7
v5.*
v5.0.1
v5.0.2
v5.1.1
v5.1.2
v5.1.3
v5.1.4

Database specific

source 
"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-29063.json"