FKIE_CVE-2026-33408

Vulnerability from fkie_nvd - Published: 2026-03-19 23:16 - Updated: 2026-03-24 20:55
Severity ?
2.2 (Low) - CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N
2.7 (Low) - CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
Summary
Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, moderators were able to see the first 40 characters of post edits in PMs and private categories. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available.
References
security-advisories@github.comhttps://github.com/discourse/discourse/commit/3bf3793a708662716c0a4eaf64ae091abe71ab4cPatch
security-advisories@github.comhttps://github.com/discourse/discourse/commit/473288219e93cd17576cf15e4f0b9e388a31d0c1Patch
security-advisories@github.comhttps://github.com/discourse/discourse/commit/62721429d4402505d21280bcbe5894032447d800Patch
security-advisories@github.comhttps://github.com/discourse/discourse/security/advisories/GHSA-wf9r-386h-g29cVendor Advisory
Impacted products
Vendor Product Version
discourse discourse *
discourse discourse *
discourse discourse 2026.3.0
To clipboard 

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              "matchCriteriaId": "4BE96625-3609-410C-B41E-4A824C1A57C0",
              "versionEndExcluding": "2026.1.2",
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              "vulnerable": true
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  "cveTags": [],
  "descriptions": [
    {
      "lang": "en",
      "value": "Discourse is an open-source discussion platform. Prior to versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2, moderators were able to see the first 40 characters of post edits in PMs and private categories. Versions 2026.3.0-latest.1, 2026.2.1, and 2026.1.2 contain a patch. No known workarounds are available."
    },
    {
      "lang": "es",
      "value": "Discourse es una plataforma de discusi\u00f3n de c\u00f3digo abierto. Antes de las versiones 2026.3.0-latest.1, 2026.2.1 y 2026.1.2, los moderadores pod\u00edan ver los primeros 40 caracteres de las ediciones de publicaciones en mensajes privados y categor\u00edas privadas. Las versiones 2026.3.0-latest.1, 2026.2.1 y 2026.1.2 contienen un parche. No se conocen soluciones alternativas disponibles."
    }
  ],
  "id": "CVE-2026-33408",
  "lastModified": "2026-03-24T20:55:00.930",
  "metrics": {
    "cvssMetricV31": [
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        "cvssData": {
          "attackComplexity": "HIGH",
          "attackVector": "NETWORK",
          "availabilityImpact": "NONE",
          "baseScore": 2.2,
          "baseSeverity": "LOW",
          "confidentialityImpact": "LOW",
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          "vectorString": "CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:L/I:N/A:N",
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          "confidentialityImpact": "LOW",
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  "vulnStatus": "Analyzed",
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}


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Tags
Taxonomy of the tags.




Sightings

Author Source Type Date

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.