{
    "dataType": "CVE_RECORD",
    "dataVersion": "5.2",
    "cveMetadata": {
        "cveId": "CVE-2026-77615",
        "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
        "state": "PUBLISHED",
        "assignerShortName": "GitHub_M",
        "dateReserved": "2026-08-20T20:52:01.926Z",
        "datePublished": "2026-09-17T20:51:26.147Z",
        "dateUpdated": "2026-09-22T01:50:02.242Z"
    },
    "containers": {
        "cna": {
            "title": "Paella Player: Stored XSS via caption cue text",
            "problemTypes": [
                {
                    "descriptions": [
                        {
                            "cweId": "CWE-79",
                            "lang": "en",
                            "description": "CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')",
                            "type": "CWE"
                        }
                    ]
                }
            ],
            "metrics": [
                {
                    "cvssV3_1": {
                        "attackComplexity": "LOW",
                        "attackVector": "NETWORK",
                        "availabilityImpact": "NONE",
                        "baseScore": 8.7,
                        "baseSeverity": "HIGH",
                        "confidentialityImpact": "HIGH",
                        "integrityImpact": "HIGH",
                        "privilegesRequired": "LOW",
                        "scope": "CHANGED",
                        "userInteraction": "REQUIRED",
                        "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N",
                        "version": "3.1"
                    }
                }
            ],
            "references": [
                {
                    "name": "https://github.com/opencast/opencast/security/advisories/GHSA-m6c8-jcw2-5r25",
                    "tags": [
                        "x_refsource_CONFIRM"
                    ],
                    "url": "https://github.com/opencast/opencast/security/advisories/GHSA-m6c8-jcw2-5r25"
                },
                {
                    "name": "https://github.com/opencast/opencast/pull/7736",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/opencast/opencast/pull/7736"
                },
                {
                    "name": "https://github.com/opencast/opencast/commit/701682c635f668228c3e8fb7b4564b3294788e40",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/opencast/opencast/commit/701682c635f668228c3e8fb7b4564b3294788e40"
                },
                {
                    "name": "https://github.com/polimediaupv/paella-core/commit/94a36490808ac5a1f60a0745d71ec9253f6d206b",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/polimediaupv/paella-core/commit/94a36490808ac5a1f60a0745d71ec9253f6d206b"
                },
                {
                    "name": "https://github.com/polimediaupv/paella-core/commit/9b2f14ec4cf55efaf4c045c77a5ed8f5ec559ab4",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/polimediaupv/paella-core/commit/9b2f14ec4cf55efaf4c045c77a5ed8f5ec559ab4"
                },
                {
                    "name": "https://github.com/polimediaupv/paella-player/commit/6fe4af7306044198c8e91e2e7f4128428b83cf03",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/polimediaupv/paella-player/commit/6fe4af7306044198c8e91e2e7f4128428b83cf03"
                },
                {
                    "name": "https://github.com/opencast/opencast/releases/tag/19.7",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/opencast/opencast/releases/tag/19.7"
                },
                {
                    "name": "https://github.com/opencast/opencast/releases/tag/20.2",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/opencast/opencast/releases/tag/20.2"
                },
                {
                    "name": "https://github.com/polimediaupv/paella-player/blob/a1b6c42467938a00a4b4d0b8c68435cd4f9d2a16/repos/paella-core/CHANGELOG.md?plain=1#L21",
                    "tags": [
                        "x_refsource_MISC"
                    ],
                    "url": "https://github.com/polimediaupv/paella-player/blob/a1b6c42467938a00a4b4d0b8c68435cd4f9d2a16/repos/paella-core/CHANGELOG.md?plain=1#L21"
                }
            ],
            "affected": [
                {
                    "vendor": "opencast",
                    "product": "opencast",
                    "versions": [
                        {
                            "version": "< 19.7",
                            "status": "affected"
                        },
                        {
                            "version": ">= 20.0, < 20.2",
                            "status": "affected"
                        }
                    ]
                },
                {
                    "vendor": "polimediaupv",
                    "product": "paella-player",
                    "versions": [
                        {
                            "version": "< 2.12.11",
                            "status": "affected"
                        }
                    ]
                }
            ],
            "providerMetadata": {
                "orgId": "a0819718-46f1-4df5-94e2-005712e83aaa",
                "shortName": "GitHub_M",
                "dateUpdated": "2026-09-18T13:10:43.631Z"
            },
            "descriptions": [
                {
                    "lang": "en",
                    "value": "Paella Player is a set of libraries to create a multi stream video player. Prior to Paella Player 2.12.11 (as used in Opencast prior to 19.7 and 20.2), there is a potential XSS attack though closed captions cue text. This vulnerability is fixed in 2.12.11."
                }
            ],
            "source": {
                "advisory": "GHSA-m6c8-jcw2-5r25",
                "discovery": "UNKNOWN"
            }
        },
        "adp": [
            {
                "references": [
                    {
                        "url": "https://github.com/opencast/opencast/security/advisories/GHSA-m6c8-jcw2-5r25",
                        "tags": [
                            "exploit"
                        ]
                    }
                ],
                "metrics": [
                    {
                        "other": {
                            "type": "ssvc",
                            "content": {
                                "timestamp": "2026-09-22T01:48:31.414907Z",
                                "id": "CVE-2026-77615",
                                "options": [
                                    {
                                        "Exploitation": "poc"
                                    },
                                    {
                                        "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": "2026-09-22T01:50:02.242Z"
                }
            }
        ]
    }
}