Shaarli allows reflected XSS via searchtags parameter

{
  "id": "6c360c5738a06a3055c09207ac94dfe5e2ba7c9d15f33a059984c1cfa31e5f1d",
  "url": "https://osv.dev/vulnerability/CVE-2025-55291",
  "method": "structured",
  "payload": {
    "kind": "advisory",
    "title": "Shaarli allows reflected XSS via searchtags parameter",
    "summary": "Shaarli is a minimalist bookmark manager and link sharing service. Prior to 0.15.0, the input string in the cloud tag page is not properly sanitized. This allows the tag to be prematurely closed, leading to a reflected Cross-Site Scripting (XSS) vulnerability. This vulnerability is fixed in 0.15.0.",
    "evidence": "osv:CVE-2025-55291",
    "products": [],
    "severity": "high",
    "structured": {
      "id": "CVE-2025-55291",
      "aliases": [
        "CVE-2025-55291",
        "GHSA-7w7w-pw4j-265h"
      ],
      "metrics": [
        {
          "type": "CVSS_V3",
          "score": "CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N"
        }
      ],
      "affected": [
        {
          "ranges": [
            {
              "repo": "https://github.com/shaarli/shaarli",
              "type": "GIT",
              "events": [
                {
                  "introduced": "0"
                },
                {
                  "fixed": "357ca3ae640ac1ad6a70f28659c35a6b747941ef"
                },
                {
                  "fixed": "66faa61335a6e72184be64092ff1242ffa4fe5b6"
                }
              ],
              "database_specific": {
                "extracted_events": [
                  {
                    "range": [
                      {
                        "introduced": "0"
                      },
                      {
                        "fixed": "0.15.0"
                      }
                    ],
                    "source": "AFFECTED_FIELD",
                    "strategy": "StringRangeExpression"
                  },
                  {
                    "range": [
                      {
                        "fixed": "66faa61335a6e72184be64092ff1242ffa4fe5b6"
                      }
                    ],
                    "source": "REFERENCES_COMMIT"
                  }
                ]
              }
            }
          ],
          "versions": [
            "v0.7.0",
            "help",
            "v0.8.1",
            "v0.8.0",
            "v0.6.5",
            "v0.6.4",
            "v0.6.3",
            "v0.6.2",
            "v0.6.1",
            "v0.5.4",
            "v0.5.3",
            "0.5.3",
            "v0.5.2",
            "v0.5.1",
            "v0.5.0",
            "v0.0.45beta",
            "v0.0.44beta",
            "v0.0.43beta",
            "v0.0.42beta",
            "v0.0.41beta",
            "v0.0.40beta"
          ],
          "database_specific": {
            "source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2025-55291.json"
          }
        }
      ],
      "modified": "2026-10-28T02:30:27.111416340Z",
      "provider": "osv",
      "references": [
        "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/55xxx/CVE-2025-55291.json",
        "https://github.com/shaarli/Shaarli/security/advisories/GHSA-7w7w-pw4j-265h",
        "https://nvd.nist.gov/vuln/detail/CVE-2025-55291",
        "https://github.com/shaarli/Shaarli/commit/66faa61335a6e72184be64092ff1242ffa4fe5b6"
      ],
      "provider_metadata": {
        "cwe_ids": [
          "CWE-79",
          "CWE-80",
          "CWE-87"
        ],
        "cna_assigner": "GitHub_M",
        "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2025/55xxx/CVE-2025-55291.json"
      }
    },
    "related_cves": [
      {
        "value": "CVE-2025-55291",
        "evidence": "/id"
      }
    ],
    "security_relevant": true,
    "severity_evidence": "/severity/0/score"
  },
  "source_id": "core-osv",
  "document_id": 493807,
  "published_at": "2025-08-18T17:06:35.799+00:00"
}