FKIE_CVE-2026-77615
Vulnerability from fkie_nvd - Published: 2026-09-17 21:17 - Updated: 2026-09-17 21:17
Severity
Summary
Paella Player is a set of libraries to create a multi stream video player. Prior to Paulla 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.
References
Impacted products
| Vendor | Product | Version |
|---|
{
"affected": [
{
"affectedData": [
{
"product": "opencast",
"vendor": "opencast",
"versions": [
{
"status": "affected",
"version": "\u003c 19.7"
},
{
"status": "affected",
"version": "\u003e= 20.0, \u003c 20.2"
}
]
},
{
"product": "paella-player",
"vendor": "polimediaupv",
"versions": [
{
"status": "affected",
"version": "\u003c 2.12.11"
}
]
}
],
"source": "security-advisories@github.com"
}
],
"cveTags": [],
"descriptions": [
{
"lang": "en",
"value": "Paella Player is a set of libraries to create a multi stream video player. Prior to Paulla 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."
}
],
"id": "CVE-2026-77615",
"lastModified": "2026-09-17T21:17:38.557",
"metrics": {
"cvssMetricV31": [
{
"cvssData": {
"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"
},
"exploitabilityScore": 2.3,
"impactScore": 5.8,
"source": "security-advisories@github.com",
"type": "Secondary"
}
]
},
"published": "2026-09-17T21:17:38.557",
"references": [
{
"source": "security-advisories@github.com",
"url": "https://github.com/opencast/opencast/commit/701682c635f668228c3e8fb7b4564b3294788e40"
},
{
"source": "security-advisories@github.com",
"url": "https://github.com/opencast/opencast/pull/7736"
},
{
"source": "security-advisories@github.com",
"url": "https://github.com/opencast/opencast/releases/tag/19.7"
},
{
"source": "security-advisories@github.com",
"url": "https://github.com/opencast/opencast/releases/tag/20.2"
},
{
"source": "security-advisories@github.com",
"url": "https://github.com/opencast/opencast/security/advisories/GHSA-m6c8-jcw2-5r25"
},
{
"source": "security-advisories@github.com",
"url": "https://github.com/polimediaupv/paella-core/commit/94a36490808ac5a1f60a0745d71ec9253f6d206b"
},
{
"source": "security-advisories@github.com",
"url": "https://github.com/polimediaupv/paella-core/commit/9b2f14ec4cf55efaf4c045c77a5ed8f5ec559ab4"
},
{
"source": "security-advisories@github.com",
"url": "https://github.com/polimediaupv/paella-player/blob/a1b6c42467938a00a4b4d0b8c68435cd4f9d2a16/repos/paella-core/CHANGELOG.md?plain=1#L21"
},
{
"source": "security-advisories@github.com",
"url": "https://github.com/polimediaupv/paella-player/commit/6fe4af7306044198c8e91e2e7f4128428b83cf03"
}
],
"sourceIdentifier": "security-advisories@github.com",
"vulnStatus": "Received",
"weaknesses": [
{
"description": [
{
"lang": "en",
"value": "CWE-79"
}
],
"source": "security-advisories@github.com",
"type": "Primary"
}
]
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
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.
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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.
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.
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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.
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