Vulnerability-Lookup

GHSA-449C-3XHQ-M2Q6

Vulnerability from github – Published: 2026-04-29 04:12 – Updated: 2026-04-29 04:12

Details

A security vulnerability has been detected in Mupen64Plus up to 2.6.0. The affected element is the function write_is_viewer of the file src/device/cart/is_viewer.c. The manipulation leads to integer overflow. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. The exploit has been disclosed publicly and may be used. The identifier of the patch is 3984137fc0c44110f1ef876adb008885b05a6e18. To fix this issue, it is recommended to deploy a patch.

Severity

5.0 (Medium)


                  
                    CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L

1.3 (Low)


                  
                    CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

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{
  "affected": [],
  "aliases": [
    "CVE-2025-9688"
  ],
  "database_specific": {
    "cwe_ids": [],
    "github_reviewed": false,
    "github_reviewed_at": null,
    "nvd_published_at": "2025-08-30T13:15:34Z",
    "severity": "LOW"
  },
  "details": "A security vulnerability has been detected in Mupen64Plus up to 2.6.0. The affected element is the function write_is_viewer of the file src/device/cart/is_viewer.c. The manipulation leads to integer overflow. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. The exploit has been disclosed publicly and may be used. The identifier of the patch is 3984137fc0c44110f1ef876adb008885b05a6e18. To fix this issue, it is recommended to deploy a patch.",
  "id": "GHSA-449c-3xhq-m2q6",
  "modified": "2026-04-29T04:12:15Z",
  "published": "2026-04-29T04:12:15Z",
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2025-9688"
    },
    {
      "type": "WEB",
      "url": "https://github.com/mupen64plus/mupen64plus-core/commit/3984137fc0c44110f1ef876adb008885b05a6e18"
    },
    {
      "type": "WEB",
      "url": "https://github.com/Giles-one/mupen64plusEscape/tree/main/BUG10"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?ctiid.321900"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?id.321900"
    },
    {
      "type": "WEB",
      "url": "https://vuldb.com/?submit.638592"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L",
      "type": "CVSS_V3"
    },
    {
      "score": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X",
      "type": "CVSS_V4"
    }
  ]
}

CVE-2025-9688 (GCVE-0-2025-9688)

Vulnerability from cvelistv5 – Published: 2025-08-30 12:32 – Updated: 2025-09-02 15:18 X_Open Source

Title

Mupen64Plus is_viewer.c write_is_viewer integer overflow

Summary

Severity

2.3 (Low)


                        
                          CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P

5 (Medium)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

5 (Medium)


                        
                          CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C

SSVC

Exploitation: none Automatable: no Technical Impact: partial

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2025-09-02 14:48 UTC

CWE

CWE-190 - Integer Overflow
CWE-189 - Numeric Error

Assigner

VulDB mitre root

References

5 references

URL	Tags
https://vuldb.com/?id.321900	vdb-entrytechnical-description
https://vuldb.com/?ctiid.321900	signaturepermissions-required
https://vuldb.com/?submit.638592	third-party-advisory
https://github.com/Giles-one/mupen64plusEscape/tr…	exploit
https://github.com/mupen64plus/mupen64plus-core/c…	patch

Impacted products

1 product

Vendor	Product	Version
n/a	Mupen64Plus	Affected: 2.0 Affected: 2.1 Affected: 2.2 Affected: 2.3 Affected: 2.4 Affected: 2.5 Affected: 2.6.0

Credits

GangYang Li (VulDB User)

Show details on NVD website

JSON

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{
  "containers": {
    "adp": [
      {
        "metrics": [
          {
            "other": {
              "content": {
                "id": "CVE-2025-9688",
                "options": [
                  {
                    "Exploitation": "none"
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                    "Automatable": "no"
                  },
                  {
                    "Technical Impact": "partial"
                  }
                ],
                "role": "CISA Coordinator",
                "timestamp": "2025-09-02T14:48:38.206381Z",
                "version": "2.0.3"
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        "providerMetadata": {
          "dateUpdated": "2025-09-02T15:18:00.561Z",
          "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
          "shortName": "CISA-ADP"
        },
        "title": "CISA ADP Vulnrichment"
      }
    ],
    "cna": {
      "affected": [
        {
          "product": "Mupen64Plus",
          "vendor": "n/a",
          "versions": [
            {
              "status": "affected",
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            },
            {
              "status": "affected",
              "version": "2.1"
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            {
              "status": "affected",
              "version": "2.2"
            },
            {
              "status": "affected",
              "version": "2.3"
            },
            {
              "status": "affected",
              "version": "2.4"
            },
            {
              "status": "affected",
              "version": "2.5"
            },
            {
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            }
          ]
        }
      ],
      "credits": [
        {
          "lang": "en",
          "type": "reporter",
          "value": "GangYang Li (VulDB User)"
        }
      ],
      "descriptions": [
        {
          "lang": "en",
          "value": "A security vulnerability has been detected in Mupen64Plus up to 2.6.0. The affected element is the function write_is_viewer of the file src/device/cart/is_viewer.c. The manipulation leads to integer overflow. It is possible to initiate the attack remotely. The attack is considered to have high complexity. The exploitability is described as difficult. The exploit has been disclosed publicly and may be used. The identifier of the patch is 3984137fc0c44110f1ef876adb008885b05a6e18. To fix this issue, it is recommended to deploy a patch."
        },
        {
          "lang": "de",
          "value": "Eine Schwachstelle wurde in Mupen64Plus bis 2.6.0 gefunden. Hiervon betroffen ist die Funktion write_is_viewer der Datei src/device/cart/is_viewer.c. Die Ver\u00e4nderung resultiert in integer overflow. Ein Angriff ist aus der Distanz m\u00f6glich. Das Durchf\u00fchren eines Angriffs ist mit einer relativ hohen Komplexit\u00e4t verbunden. Sie gilt als schwierig auszunutzen. Der Exploit steht zur \u00f6ffentlichen Verf\u00fcgung. Der Name des Patches ist 3984137fc0c44110f1ef876adb008885b05a6e18. Als bestm\u00f6gliche Massnahme wird Patching empfohlen."
        }
      ],
      "metrics": [
        {
          "cvssV4_0": {
            "baseScore": 2.3,
            "baseSeverity": "LOW",
            "vectorString": "CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P",
            "version": "4.0"
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          "cvssV2_0": {
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        {
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      "providerMetadata": {
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          "name": "VDB-321900 | Mupen64Plus is_viewer.c write_is_viewer integer overflow",
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        {
          "name": "VDB-321900 | CTI Indicators (IOB, IOC, IOA)",
          "tags": [
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          ],
          "url": "https://vuldb.com/?ctiid.321900"
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        {
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          "time": "2025-08-29T02:00:00.000Z",
          "value": "VulDB entry created"
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          "time": "2025-09-01T17:07:36.000Z",
          "value": "VulDB entry last update"
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}

Sightings

Author	Source	Type	Date	Other

Nomenclature

Seen: The vulnerability was mentioned, discussed, or observed by the user.
Confirmed: The vulnerability has been validated from an analyst's perspective.
Published Proof of Concept: A public proof of concept is available for this vulnerability.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
Not confirmed: The user expressed doubt about the validity of the vulnerability.
Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

Detection rules are retrieved from Rulezet.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.