CVSS 4.0
Вероятност да бъде експлоатирана в следващите 30 дни (EPSS)
Атакува се
Време до експлоатация
Атакува се локално, без особени условия, само при определена конфигурация или състояние на системата, без вход и без действие от потребителя.
- Експлоатация: има публичен пример за експлоатация
- Атаката не може да се автоматизира
Описание
Оригинално описание
XML Injection vulnerability in joshnuss xml_builder (XmlBuilder module) allows Content Spoofing, XML Injection. This vulnerability is associated with program files lib/xml_builder.ex and program routines XmlBuilder.generate/1, XmlBuilder.generate/2, XmlBuilder.escape/1. The escape/1 clause for {:cdata, data} in lib/xml_builder.ex concatenates data verbatim between the CDATA opener <![CDATA[ and closer ]]> without rewriting or splitting on the embedded ]]> sequence. Because CDATA sections have no internal escape mechanism, the only safe way to embed arbitrary bytes is to split on ]]> and emit adjacent CDATA sections. An attacker who can supply input containing ]]> closes the CDATA section early; any bytes that follow are parsed as ordinary XML markup by downstream consumers, allowing injection of arbitrary elements, text, or entity references into the output document. This issue affects xml_builder: from 0.0.7 before 2.4.1.
Засегнати продукти
- joshnuss xml_builder: 0.0.7 преди 2.4.1
- joshnuss xml_builder: 26766f884ed19adee1563522c7afb5f056a6f3b5 преди bfb1ada071ccc1e384c30f782197ca5154106706
Вид слабост
История
- 21 август 2026 Публикувано
Други уязвимости в joshnuss xml_builder
Първоизточници
- https://www.cve.org/CVERecord?id=CVE-2026-47080
- https://nvd.nist.gov/vuln/detail/CVE-2026-47080
- https://github.com/joshnuss/xml_builder/security/advisories/GHSA-67r9-hmxw-h595
- https://cna.erlef.org/cves/CVE-2026-47080.html
- https://osv.dev/vulnerability/EEF-CVE-2026-47080
- https://github.com/joshnuss/xml_builder/commit/bfb1ada071ccc1e384c30f782197ca5154106706
- https://vincent.vulcoord.net/score/?state=Not+Scored&year=2026&year=2025&assigned_to=88bc49d9-8ddd-4227-affc-a613e67abc4d&ordering=-published&cve=CVE-2026-47080