{
  "schema_version": "1.7.0",
  "id": "RHSA-2026:6499",
  "related": [],
  "upstream": [
    "CVE-2023-40403"
  ],
  "published": "2026-04-03T10:09:41Z",
  "modified": "2026-04-03T10:09:41Z",
  "summary": "Red Hat Security Advisory: libxslt security update",
  "severity": [
    {
      "type": "CVSS_V3",
      "score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N"
    }
  ],
  "affected": [
    {
      "package": {
        "name": "libxslt",
        "ecosystem": "Red Hat:rhel_eus:9.6::appstream",
        "purl": "pkg:rpm/redhat/libxslt"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:1.1.34-13.el9_6.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libxslt-debuginfo",
        "ecosystem": "Red Hat:rhel_eus:9.6::appstream",
        "purl": "pkg:rpm/redhat/libxslt-debuginfo"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:1.1.34-13.el9_6.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libxslt-debugsource",
        "ecosystem": "Red Hat:rhel_eus:9.6::appstream",
        "purl": "pkg:rpm/redhat/libxslt-debugsource"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:1.1.34-13.el9_6.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    },
    {
      "package": {
        "name": "libxslt-devel",
        "ecosystem": "Red Hat:rhel_eus:9.6::appstream",
        "purl": "pkg:rpm/redhat/libxslt-devel"
      },
      "ranges": [
        {
          "events": [
            {
              "introduced": "0"
            },
            {
              "fixed": "0:1.1.34-13.el9_6.1"
            }
          ],
          "type": "ECOSYSTEM"
        }
      ]
    }
  ],
  "references": [
    {
      "type": "ADVISORY",
      "url": "https://access.redhat.com/errata/RHSA-2026:6499"
    },
    {
      "type": "ARTICLE",
      "url": "https://access.redhat.com/security/updates/classification/#moderate"
    },
    {
      "type": "REPORT",
      "url": "https://bugzilla.redhat.com/show_bug.cgi?id=2349766"
    },
    {
      "type": "ADVISORY",
      "url": "https://security.access.redhat.com/data/csaf/v2/advisories/2026/rhsa-2026_6499.json"
    },
    {
      "type": "REPORT",
      "url": "https://access.redhat.com/security/cve/CVE-2023-40403"
    },
    {
      "type": "ADVISORY",
      "url": "https://www.cve.org/CVERecord?id=CVE-2023-40403"
    },
    {
      "type": "ADVISORY",
      "url": "https://nvd.nist.gov/vuln/detail/CVE-2023-40403"
    },
    {
      "type": "ARTICLE",
      "url": "http://seclists.org/fulldisclosure/2023/Oct/10"
    },
    {
      "type": "ARTICLE",
      "url": "http://seclists.org/fulldisclosure/2023/Oct/3"
    },
    {
      "type": "ARTICLE",
      "url": "http://seclists.org/fulldisclosure/2023/Oct/4"
    },
    {
      "type": "ARTICLE",
      "url": "http://seclists.org/fulldisclosure/2023/Oct/5"
    },
    {
      "type": "ARTICLE",
      "url": "http://seclists.org/fulldisclosure/2023/Oct/6"
    },
    {
      "type": "ARTICLE",
      "url": "http://seclists.org/fulldisclosure/2023/Oct/8"
    },
    {
      "type": "ARTICLE",
      "url": "http://seclists.org/fulldisclosure/2023/Oct/9"
    },
    {
      "type": "ARTICLE",
      "url": "https://bugs.chromium.org/p/chromium/issues/detail?id=1356211"
    },
    {
      "type": "ARTICLE",
      "url": "https://bugzilla.gnome.org/show_bug.cgi?id=751621"
    },
    {
      "type": "ARTICLE",
      "url": "https://gitlab.gnome.org/GNOME/libxslt/-/issues/94"
    },
    {
      "type": "ARTICLE",
      "url": "https://support.apple.com/en-us/HT213927"
    }
  ]
}