{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-7770",
        "assignerOrgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
        "state": "PUBLISHED",
        "assignerShortName": "ibm",
        "dateReserved": "2026-05-04T14:12:38.595Z",
        "datePublished": "2026-06-01T17:45:00.983Z",
        "dateUpdated": "2026-06-02T12:44:52.036Z"
    },
    "containers": {
        "cna": {
            "providerMetadata": {
                "orgId": "9a959283-ebb5-44b6-b705-dcc2bbced522",
                "shortName": "ibm",
                "dateUpdated": "2026-06-01T17:45:00.983Z"
            },
            "title": "IBM i Access Client Solutions (ACS) is vulnerable to remote code execution when configured to listen for requests from IBM i Navigator",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "lang": "en",
                            "cweId": "CWE-74",
                            "description": "CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "affected": [
                {
                    "vendor": "IBM",
                    "product": "i Access Family",
                    "versions": [
                        {
                            "status": "affected",
                            "version": "1.1.5.0",
                            "lessThanOrEqual": "1.1.9.12",
                            "versionType": "semver"
                        }
                    ],
                    "cpes": [
                        "cpe:2.3:a:ibm:i_access_family:1.1.5.0:*:*:*:*:*:*:*",
                        "cpe:2.3:a:ibm:i_access_family:1.1.9.12:*:*:*:*:*:*:*"
                    ]
                }
            ],
            "descriptions": [
                {
                    "lang": "en",
                    "value": "IBM i Access Family 1.1.5.0 through 1.1.9.12 IBM i Access Client Solutions (ACS) is vulnerable to remote code execution when configured to listen for requests from IBM i Navigator.",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>IBM i Access Family 1.1.5.0 through 1.1.9.12 IBM i Access Client Solutions (ACS) is vulnerable to remote code execution when configured to listen for requests from IBM i Navigator.</p>"
                        }
                    ]
                }
            ],
            "references": [
                {
                    "url": "https://www.ibm.com/support/pages/node/7274214",
                    "tags": [
                        "vendor-advisory",
                        "patch"
                    ]
                }
            ],
            "metrics": [
                {
                    "format": "CVSS",
                    "scenarios": [
                        {
                            "lang": "en",
                            "value": "GENERAL"
                        }
                    ],
                    "cvssV3_1": {
                        "version": "3.1",
                        "attackVector": "NETWORK",
                        "attackComplexity": "LOW",
                        "privilegesRequired": "LOW",
                        "userInteraction": "NONE",
                        "scope": "UNCHANGED",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "availabilityImpact": "HIGH",
                        "baseSeverity": "HIGH",
                        "baseScore": 8.8,
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"
                    }
                }
            ],
            "solutions": [
                {
                    "lang": "en",
                    "value": "The issue can be fixed by upgrading to version 1.1.9.13 or later.   See  https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09731 7.5SJ09729 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09729 7.4SJ09730 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09730 7.3SJ09732 https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09732",
                    "supportingMedia": [
                        {
                            "type": "text/html",
                            "base64": false,
                            "value": "<p>The issue can be fixed by upgrading to version 1.1.9.13 or later.   See <a href=\"https://www.ibm.com/support/pages/ibm-i-access-client-solutions-5733xj1\" rel=\"nofollow\">IBM i Access Client Solutions updates</a> for the latest version available.</p><div><div><table><colgroup><col/><col/><col/></colgroup><tbody><tr><td>Product(s)</td><td>Version(s)</td><td>Remediation/Fix/Instructions </td></tr><tr><td>IBM i Access Client Solutions</td><td>1.1.5.0 - 1.1.9.12</td><td><p>There are three ways to obtain the current version of IBM i Access Client Solutions:</p><p>1) IBM i Access Client Solutions is available at <a href=\"https://www.ibm.com/resources/mrs/assets?source=swg-ia\" rel=\"nofollow\">Downloads.</a></p><p>2) IBM i Access Client Solutions can be downloaded from the general IBM i software site at <a href=\"https://www.ibm.com/servers/eserver/ess/landing/index.html\" rel=\"nofollow\">Entitled Systems Support (ESS)</a>.  </p><ul><li>Available from ESS starting May 29, 2026. </li></ul><p>3) IBM i Access Client Solutions is available by applying a PTF to IBM i.   </p><div><div><table><colgroup><col/><col/><col/></colgroup><tbody><tr><td>IBM i Release</td><td>5770-SS1<br/>PTF Number(s)</td><td>PTF Download Link(s)</td></tr><tr><td>7.6</td><td>SJ09731</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09731\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09731</a></td></tr><tr><td>7.5</td><td>SJ09729</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09729\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09729</a></td></tr><tr><td>7.4</td><td>SJ09730</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09730\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09730</a></td></tr><tr><td>7.3</td><td>SJ09732</td><td><a href=\"https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09732\" rel=\"nofollow\">https://www.ibm.com/mysupport/s/fix-information?legacy=SJ09732</a></td></tr></tbody></table></div></div><p></p></td></tr></tbody></table></div></div><p></p>"
                        }
                    ]
                }
            ],
            "x_generator": {
                "engine": "ibm-cvegen"
            }
        },
        "adp": [
            {
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-06-02T12:44:44.827143Z",
                                "id": "CVE-2026-7770",
                                "options": [
                                    {
                                        "Exploitation": "none"
                                    },
                                    {
                                        "Automatable": "no"
                                    },
                                    {
                                        "Technical Impact": "total"
                                    }
                                ],
                                "role": "CISA Coordinator",
                                "version": "2.0.3"
                            }
                        }
                    }
                ],
                "title": "CISA ADP Vulnrichment",
                "providerMetadata": {
                    "orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
                    "shortName": "CISA-ADP",
                    "dateUpdated": "2026-06-02T12:44:52.036Z"
                }
            }
        ]
    }
}