GHSA-8775-5HWV-WR6V

Vulnerability from github – Published: 2023-05-22 20:35 – Updated: 2023-05-29 16:13
VLAI
Summary
Potential for cross-site scripting in PostHog-js
Details

Impact

Potential for cross-site scripting in posthog-js.

Patches

The problem has been patched in posthog-js version 1.57.2.

Workarounds

  • This isn't an issue for sites that have a Content Security Policy in place.
  • Using the HTML tracking snippet on PostHog Cloud always guarantees the latest version of the library – in that case no action is required to upgrade to the patched version.

References

We will publish details of the vulnerability in 30 days as per our security policy.

Severity
5.4 (Medium)
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Show details on source website
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{
  "affected": [
    {
      "package": {
        "ecosystem": "npm",
        "name": "posthog-js"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "1.57.2"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "aliases": [
    "CVE-2023-32325"
  ],
  "database_specific": {
    "cwe_ids": [
      "CWE-79"
    ],
    "github_reviewed": true,
    "github_reviewed_at": "2023-05-22T20:35:03Z",
    "nvd_published_at": "2023-05-27T00:15:09Z",
    "severity": "MODERATE"
  },
  "details": "### Impact\n\nPotential for cross-site scripting in `posthog-js`.\n\n### Patches\n\nThe problem has been patched in `posthog-js` version 1.57.2.\n\n### Workarounds\n\n- This isn\u0027t an issue for sites that have a Content Security Policy in place.\n- Using the HTML tracking snippet on PostHog Cloud always guarantees the latest version of the library \u2013 in that case no action is required to upgrade to the patched version.\n\n### References\n\nWe will publish details of the vulnerability in 30 days as per our [security policy](https://posthog.com/handbook/company/security#policies).\n",
  "id": "GHSA-8775-5hwv-wr6v",
  "modified": "2023-05-29T16:13:02Z",
  "published": "2023-05-22T20:35:03Z",
  "references": [
    {
      "type": "WEB",
      "url": "https://github.com/PostHog/posthog-js/security/advisories/GHSA-8775-5hwv-wr6v"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-32325"
    },
    {
      "type": "WEB",
      "url": "https://github.com/PostHog/posthog-js/pull/630"
    },
    {
      "type": "WEB",
      "url": "https://github.com/PostHog/posthog-js/commit/67e07eb8bb271a3a6f4aa251382e4d25abb385a0"
    },
    {
      "type": "PACKAGE",
      "url": "https://github.com/PostHog/posthog-js"
    }
  ],
  "schema_version": "1.4.0",
  "severity": [
    {
      "score": "CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N",
      "type": "CVSS_V3"
    }
  ],
  "summary": "Potential for cross-site scripting in PostHog-js"
}


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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.


Detection rules are retrieved from Rulezet.