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CVE-2023-22911

Status: ModifiedMedium (6.1)—

An issue was discovered in MediaWiki before 1.35.9, 1.36.x through 1.38.x before 1.38.5, and 1.39.x before 1.39.1. E-Widgets does widget replacement in HTML attributes, which can lead to XSS, because widget authors often do not expect that their widget is executed in an HTML attribute context.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

Affected technologies (2)

Fedoraproject — FedoraMediawiki — Mediawiki

CWEs

References

Raw JSON (NVD)

Show
{
  "id": "CVE-2023-22911",
  "cveTags": [],
  "metrics": {
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        "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0",
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          "role": "CISA Coordinator",
          "options": [
            {
              "exploitation": "none"
            },
            {
              "automatable": "yes"
            },
            {
              "technicalImpact": "total"
            }
          ],
          "version": "2.0.3",
          "timestamp": "2025-04-07T17:53:53.209207Z"
        }
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        "source": "nvd@nist.gov",
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          "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N",
          "integrityImpact": "LOW",
          "userInteraction": "REQUIRED",
          "attackComplexity": "LOW",
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          "privilegesRequired": "NONE",
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        "cvssData": {
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  "published": "2023-01-10T08:15:10.433",
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      "source": "af854a3a-2127-422b-91ae-364da2661108"
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    },
    {
      "lang": "es",
      "value": "Se descubrió un problema en MediaWiki antes de 1.35.9, 1.36.x hasta 1.38.x antes de 1.38.5 y 1.39.x antes de 1.39.1. E-Widgets reemplaza widgets en atributos HTML, lo que puede conducir a XSS, porque los autores de widgets a menudo no esperan que su widget se ejecute en un contexto de atributo HTML."
    }
  ],
  "lastModified": "2026-06-17T05:36:24.607",
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