Security advisory

{
  "id": "8be2e3ec02de7d0ca00207dab13d7ce3f8627df9055f6a505398e3888f8691d0",
  "url": "https://osv.dev/vulnerability/CVE-2020-26135",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "CVE-2020-26135",
    "summary": "Live Helper Chat before 3.44v allows reflected XSS via the setsettingajax PATH_INFO.",
    "evidence": "osv:CVE-2020-26135",
    "products": [],
    "severity": "medium",
    "structured": {
      "id": "CVE-2020-26135",
      "aliases": [
        "BIT-livehelperchat-2020-26135",
        "CVE-2020-26135"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/livehelperchat/livehelperchat",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "96bcc44107ca75d47b87ef6c82665c795381792f"
                },
                {
                  "fixed": "a131b937dd6a87271ed1c0c8b8deb8710cf78f58"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "cpe": "cpe:2.3:a:livehelperchat:live_helper_chat:*:*:*:*:*:*:*:*",
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "3.44"
                      }
                    ],
                    "source": "CPE_RANGE"
                  },
                  {
                    "range": [
                      {
                        "fixed": "a131b937dd6a87271ed1c0c8b8deb8710cf78f58"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "3.42v",
            "3.40v",
            "3.39v",
            "3.38v",
            "3.37v",
            "3.36v",
            "3.35v",
            "3.33v",
            "3.32v",
            "3.31v",
            "3.30v",
            "3.29v",
            "3.28v",
            "3.27.0v",
            "3.27v",
            "3.26v",
            "3.24v",
            "3.23v",
            "3.22v",
            "3.21v",
            "3.09v",
            "3.20v",
            "3.19v",
            "3.18v",
            "3.17v",
            "3.16v",
            "3.15v",
            "3.14v",
            "3.13v",
            "3.12v",
            "3.11v",
            "3.10v",
            "3.08v",
            "3.07v",
            "3.06v",
            "3.05v",
            "3.04v",
            "3.03v",
            "3.02v",
            "3.01v",
            "3.00v",
            "2.99v",
            "2.98v",
            "2.97v",
            "2.96v",
            "2.95v",
            "2.94v",
            "2.93v",
            "2.92v",
            "2.91v",
            "2.90v",
            "2.87v",
            "2.86v",
            "2.84v",
            "2.83v",
            "2.82v",
            "2.81v",
            "2.80v",
            "2.79v",
            "2.78v",
            "2.77v",
            "2.76v",
            "2.75v",
            "2.74v",
            "2.73v",
            "2.72v",
            "2.71v",
            "2.70v",
            "2.69.1v",
            "2.69v",
            "2.68v",
            "2.67v",
            "2.66v",
            "2.65v",
            "2.64v",
            "2.63v",
            "2.60v",
            "2.58v",
            "2.56v",
            "2.54v",
            "2.53v",
            "2.52v",
            "2.51v",
            "2.50v",
            "2.49v",
            "2.48v",
            "2.47v",
            "2.46v",
            "2.45v",
            "2.43v",
            "2.42v",
            "2.41v",
            "2.40v",
            "2.39v",
            "2.38v",
            "2.37v",
            "2.36v",
            "2.35v",
            "2.34v",
            "2.33v",
            "2.32v",
            "2.31v",
            "2.29v",
            "2.28v",
            "2.26v",
            "2.25v",
            "2.20v",
            "2.17v",
            "2.16v",
            "2.15v",
            "2.13v"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2020-26135.json"
          }
        }
      ],
      "modified": "2026-10-20T10:52:55.407041302Z",
      "provider": "osv",
      "references": [
        "https://github.com/rekter0/exploits/tree/master/CVE-2020-26134",
        "https://livehelperchat.com/3.44v-security-update-and-few-other-bits-586a.html",
        "https://www.arista.com/en/support/advisories-notices/security-advisories/12602-security-advisory-63",
        "https://github.com/LiveHelperChat/livehelperchat/commit/a131b937dd6a87271ed1c0c8b8deb8710cf78f58"
      ],
      "provider_metadata": {}
    },
    "related_cves": [
      {
        "value": "CVE-2020-26135",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 384041,
  "published_at": "2020-10-02T09:15:14.04+00:00"
}