CVE-2026-66843
- Source
- https://cve.org/CVERecord?id=CVE-2026-66843
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2026-66843.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2026-66843
- Aliases
-
- EEF-CVE-2026-66843
- GHSA-xmm9-jc22-rcgj
- Published
- 2026-08-06T14:48:20Z
- Modified
- 2026-10-28T02:31:10Z
- Severity
-
- 2.3 (Low) CVSS_V4 - CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N CVSS Calculator
- Summary
- html_sanitize_ex HTML5 scrubber keeps attacker-supplied `<object>` elements, allowing untrusted content embedding
- Details
-
Inclusion of Functionality from Untrusted Control Sphere vulnerability in the HTML5 scrubber in rrrene html_sanitize_ex allows a remote attacker to load a document of their choosing into a trusted page via the data attribute of an
- Database specific
{ "cna_assigner": "EEF", "cwe_ids": [ "CWE-829" ], "osv_generated_from": "https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/66xxx/CVE-2026-66843.json" }- References
-
- https://cna.erlef.org/cves/CVE-2026-66843.html
- https://github.com
- https://osv.dev/vulnerability/EEF-CVE-2026-66843
- https://repo.hex.pm
- https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/66xxx/CVE-2026-66843.json
- https://github.com/rrrene/html_sanitize_ex/security/advisories/GHSA-xmm9-jc22-rcgj
- https://nvd.nist.gov/vuln/detail/CVE-2026-66843
- https://github.com/rrrene/html_sanitize_ex/commit/bec27fec4de99e40c68c4285a610e09e791a3eaf
- https://github.com/rrrene/html_sanitize_ex/commit/ce038aa1af5a960d50f8eb5d368cc57bb2b9a9f0
- https://github.com/rrrene/html_sanitize_ex
Affected packages
Git / github.com/rrrene/html_sanitize_ex
Affected ranges
- Type
- GIT
- Repo
- https://github.com/rrrene/html_sanitize_ex
- Events
- Database specific
-
Show details
{ "extracted_events": [ { "cpe": "cpe:2.3:a:rrrene:htmlsanitizeex:*:*:*:*:*:*:*:*", "range": [ { "introduced": "0.3.1" }, { "fixed": "1.5.3" } ], "source": "CPE_RANGE" }, { "range": [ { "fixed": "bec27fec4de99e40c68c4285a610e09e791a3eaf" } ], "source": "REFERENCES_COMMIT" }, { "range": [ { "fixed": "ce038aa1af5a960d50f8eb5d368cc57bb2b9a9f0" } ], "source": "REFERENCES_COMMIT" } ] }