CVE-2025-6273

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

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

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

{
    "source": [
        "AFFECTED_FIELD",
        "CPE_RANGE"
    ],
    "cpe": "cpe:2.3:a:webassembly:wabt:*:*:*:*:*:*:*:*",
    "extracted_events": [
        {
            "introduced": "1.0.0"
        },
        {
            "last_affected": "1.0.0"
        },
        {
            "introduced": "1.0.1"
        },
        {
            "last_affected": "1.0.1"
        },
        {
            "introduced": "1.0.2"
        },
        {
            "last_affected": "1.0.2"
        },
        {
            "introduced": "1.0.3"
        },
        {
            "last_affected": "1.0.3"
        },
        {
            "introduced": "1.0.4"
        },
        {
            "last_affected": "1.0.4"
        },
        {
            "introduced": "1.0.5"
        },
        {
            "last_affected": "1.0.5"
        },
        {
            "introduced": "1.0.6"
        },
        {
            "last_affected": "1.0.6"
        },
        {
            "introduced": "1.0.7"
        },
        {
            "last_affected": "1.0.7"
        },
        {
            "introduced": "1.0.8"
        },
        {
            "last_affected": "1.0.8"
        },
        {
            "introduced": "1.0.9"
        },
        {
            "last_affected": "1.0.9"
        },
        {
            "introduced": "1.0.10"
        },
        {
            "last_affected": "1.0.10"
        },
        {
            "introduced": "1.0.11"
        },
        {
            "last_affected": "1.0.11"
        },
        {
            "introduced": "1.0.12"
        },
        {
            "last_affected": "1.0.12"
        },
        {
            "introduced": "1.0.13"
        },
        {
            "last_affected": "1.0.13"
        },
        {
            "introduced": "1.0.14"
        },
        {
            "last_affected": "1.0.14"
        },
        {
            "introduced": "1.0.15"
        },
        {
            "last_affected": "1.0.15"
        },
        {
            "introduced": "1.0.16"
        },
        {
            "last_affected": "1.0.16"
        },
        {
            "introduced": "1.0.17"
        },
        {
            "last_affected": "1.0.17"
        },
        {
            "introduced": "1.0.18"
        },
        {
            "last_affected": "1.0.18"
        },
        {
            "introduced": "1.0.19"
        },
        {
            "last_affected": "1.0.19"
        },
        {
            "introduced": "1.0.20"
        },
        {
            "last_affected": "1.0.20"
        },
        {
            "introduced": "1.0.21"
        },
        {
            "last_affected": "1.0.21"
        },
        {
            "introduced": "1.0.22"
        },
        {
            "last_affected": "1.0.22"
        },
        {
            "introduced": "1.0.23"
        },
        {
            "last_affected": "1.0.23"
        },
        {
            "introduced": "1.0.24"
        },
        {
            "last_affected": "1.0.24"
        },
        {
            "introduced": "1.0.25"
        },
        {
            "last_affected": "1.0.25"
        },
        {
            "introduced": "1.0.26"
        },
        {
            "last_affected": "1.0.26"
        },
        {
            "introduced": "1.0.27"
        },
        {
            "last_affected": "1.0.27"
        },
        {
            "introduced": "1.0.28"
        },
        {
            "last_affected": "1.0.28"
        },
        {
            "introduced": "1.0.29"
        },
        {
            "last_affected": "1.0.29"
        },
        {
            "introduced": "1.0.30"
        },
        {
            "last_affected": "1.0.30"
        },
        {
            "introduced": "1.0.31"
        },
        {
            "last_affected": "1.0.31"
        },
        {
            "introduced": "1.0.32"
        },
        {
            "last_affected": "1.0.32"
        },
        {
            "introduced": "1.0.33"
        },
        {
            "last_affected": "1.0.33"
        },
        {
            "introduced": "1.0.34"
        },
        {
            "last_affected": "1.0.34"
        },
        {
            "introduced": "1.0.35"
        },
        {
            "last_affected": "1.0.35"
        },
        {
            "introduced": "1.0.36"
        },
        {
            "last_affected": "1.0.36"
        },
        {
            "introduced": "1.0.37"
        },
        {
            "last_affected": "1.0.37"
        },
        {
            "introduced": "0"
        }
    ]
}

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"