CVE-2025-6273

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Source

https://cve.org/CVERecord?id=CVE-2025-6273

Import Source

https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-6273.json

JSON Data

https://api.osv.dev/v1/vulns/CVE-2025-6273

Downstream

Published

2025-06-19T18:31:06Z

Modified

2026-10-21T02:54:12Z

Severity

1.9 (Low) CVSS_V4 - CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:P CVSS Calculator

Summary

WebAssembly wabt binary-reader-objdump.cc LogOpcode assertion

Details

A vulnerability was found in WebAssembly wabt up to 1.0.37 and classified as problematic. This issue affects the function LogOpcode of the file src/binary-reader-objdump.cc. The manipulation leads to reachable assertion. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. The real existence of this vulnerability is still doubted at the moment. The code maintainer explains that this issue might not affect "real world wasm programs".

Database specific

{
    "cna_assigner":  "VulDB",
    "cwe_ids":  [
        "CWE-617"
    ],
    "isDisputed":  true,
    "osv_generated_from":  "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/6xxx/CVE-2025-6273.json"
}

References

Affected packages

Git / github.com/webassembly/wabt

Affected ranges

Type

GIT

Repo

https://github.com/webassembly/wabt

Events

Introduced

ee0ce7cde5e5fb4ed21d5425629ae447eb433109

Last Affected

5e81f6aeddf94fd7743c8c2049f5084c74ff6ab1

Database specific

Show details

{
    "extracted_events":  [
        {
            "range":  [
                {
                    "introduced":  "1.0.0"
                },
                {
                    "last_affected":  "1.0.0"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.1"
                },
                {
                    "last_affected":  "1.0.1"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.2"
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                }
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        },
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            "range":  [
                {
                    "introduced":  "1.0.3"
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                    "last_affected":  "1.0.3"
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
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            "range":  [
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                    "introduced":  "1.0.4"
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                }
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            "source":  "AFFECTED_FIELD",
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            "range":  [
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            "strategy":  "StandaloneSingleVersion"
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            "range":  [
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            "range":  [
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            "source":  "AFFECTED_FIELD",
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        {
            "range":  [
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                    "introduced":  "1.0.16"
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                    "last_affected":  "1.0.16"
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        {
            "range":  [
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                    "introduced":  "1.0.17"
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                    "last_affected":  "1.0.17"
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
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        {
            "range":  [
                {
                    "introduced":  "1.0.18"
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                    "last_affected":  "1.0.18"
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
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                    "introduced":  "1.0.19"
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                {
                    "last_affected":  "1.0.19"
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
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        {
            "range":  [
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                    "introduced":  "1.0.20"
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
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                    "introduced":  "1.0.21"
                },
                {
                    "last_affected":  "1.0.21"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.22"
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.23"
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                {
                    "last_affected":  "1.0.23"
                }
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.24"
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                {
                    "last_affected":  "1.0.24"
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
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        },
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                    "last_affected":  "1.0.27"
                }
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            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
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                {
                    "introduced":  "1.0.28"
                },
                {
                    "last_affected":  "1.0.28"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.29"
                },
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                    "last_affected":  "1.0.29"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.30"
                },
                {
                    "last_affected":  "1.0.30"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.31"
                },
                {
                    "last_affected":  "1.0.31"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.32"
                },
                {
                    "last_affected":  "1.0.32"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.33"
                },
                {
                    "last_affected":  "1.0.33"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.34"
                },
                {
                    "last_affected":  "1.0.34"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.35"
                },
                {
                    "last_affected":  "1.0.35"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "range":  [
                {
                    "introduced":  "1.0.36"
                },
                {
                    "last_affected":  "1.0.36"
                }
            ],
            "source":  "AFFECTED_FIELD",
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        },
        {
            "range":  [
                {
                    "introduced":  "1.0.37"
                },
                {
                    "last_affected":  "1.0.37"
                }
            ],
            "source":  "AFFECTED_FIELD",
            "strategy":  "StandaloneSingleVersion"
        },
        {
            "cpe":  "cpe:2.3:a:webassembly:wabt:*:*:*:*:*:*:*:*",
            "range":  [
                {
                    "introduced":  "0"
                },
                {
                    "last_affected":  "1.0.37"
                }
            ],
            "source":  "CPE_RANGE"
        }
    ]
}

Affected versions

1.*

1.0.0

1.0.1

1.0.10

1.0.11

1.0.12

1.0.13

1.0.14

1.0.15

1.0.16

1.0.17

1.0.18

1.0.19

1.0.2

1.0.20

1.0.21

1.0.22

1.0.23

1.0.24

1.0.25

1.0.26

1.0.27

1.0.28

1.0.29

1.0.3

1.0.30

1.0.31

1.0.32

1.0.33

1.0.34

1.0.35

1.0.36

1.0.37

1.0.4

1.0.5

1.0.6

1.0.7

1.0.8

1.0.9

Other

gh-actions-test

gh-actions-test2

Database specific

source

"https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-6273.json"