CNVD-2026-21825

Vulnerability from cnvd - Published: 2026-05-20
VLAI
Title
Apache Flink代码注入漏洞(CNVD-2026-21825)
Description
Apache Flink是美国阿帕奇(Apache)基金会的一款开源的分布式流数据处理引擎。该产品主要使用Java和Scala语言编写。 Apache Flink存在代码注入漏洞。该漏洞源于SQL代码生成中用户控制的字符串被插入生成的Java代码而未进行适当转义,攻击者可利用该漏洞通过恶意构造的SQL查询在TaskManagers上执行任意代码。
Severity
高
Patch Name
Apache Flink代码注入漏洞(CNVD-2026-21825)的补丁
Patch Description
Apache Flink是美国阿帕奇(Apache)基金会的一款开源的分布式流数据处理引擎。该产品主要使用Java和Scala语言编写。 Apache Flink存在代码注入漏洞。该漏洞源于SQL代码生成中用户控制的字符串被插入生成的Java代码而未进行适当转义,攻击者可利用该漏洞通过恶意构造的SQL查询在TaskManagers上执行任意代码。目前,供应商发布了安全公告及相关补丁信息,修复了此漏洞。
Formal description

厂商已发布了漏洞修复程序,请及时关注更新: https://lists.apache.org/thread/qh52bw4hhvy7n2owd8b3bt51mz0lvj9x

Reference
https://nvd.nist.gov/vuln/detail/CVE-2026-35194
Impacted products
Name
['Apache Flink >=1.15.0,<1.20.4', 'Apache Flink >=2.0.0,<2.0.2', 'Apache Flink >=2.1.0,<2.1.2']
Show details on source website

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-35194",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-35194"
    }
  },
  "description": "Apache Flink\u662f\u7f8e\u56fd\u963f\u5e15\u5947\uff08Apache\uff09\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u5206\u5e03\u5f0f\u6d41\u6570\u636e\u5904\u7406\u5f15\u64ce\u3002\u8be5\u4ea7\u54c1\u4e3b\u8981\u4f7f\u7528Java\u548cScala\u8bed\u8a00\u7f16\u5199\u3002\n\nApache Flink\u5b58\u5728\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eSQL\u4ee3\u7801\u751f\u6210\u4e2d\u7528\u6237\u63a7\u5236\u7684\u5b57\u7b26\u4e32\u88ab\u63d2\u5165\u751f\u6210\u7684Java\u4ee3\u7801\u800c\u672a\u8fdb\u884c\u9002\u5f53\u8f6c\u4e49\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u6076\u610f\u6784\u9020\u7684SQL\u67e5\u8be2\u5728TaskManagers\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u4e86\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://lists.apache.org/thread/qh52bw4hhvy7n2owd8b3bt51mz0lvj9x",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-21825",
  "openTime": "2026-05-20",
  "patchDescription": "Apache Flink\u662f\u7f8e\u56fd\u963f\u5e15\u5947\uff08Apache\uff09\u57fa\u91d1\u4f1a\u7684\u4e00\u6b3e\u5f00\u6e90\u7684\u5206\u5e03\u5f0f\u6d41\u6570\u636e\u5904\u7406\u5f15\u64ce\u3002\u8be5\u4ea7\u54c1\u4e3b\u8981\u4f7f\u7528Java\u548cScala\u8bed\u8a00\u7f16\u5199\u3002\r\n\r\nApache Flink\u5b58\u5728\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8eSQL\u4ee3\u7801\u751f\u6210\u4e2d\u7528\u6237\u63a7\u5236\u7684\u5b57\u7b26\u4e32\u88ab\u63d2\u5165\u751f\u6210\u7684Java\u4ee3\u7801\u800c\u672a\u8fdb\u884c\u9002\u5f53\u8f6c\u4e49\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u6076\u610f\u6784\u9020\u7684SQL\u67e5\u8be2\u5728TaskManagers\u4e0a\u6267\u884c\u4efb\u610f\u4ee3\u7801\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
  "patchName": "Apache Flink\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2026-21825\uff09\u7684\u8865\u4e01",
  "products": {
    "product": [
      "Apache Flink \u003e=1.15.0\uff0c\u003c1.20.4",
      "Apache Flink \u003e=2.0.0\uff0c\u003c2.0.2",
      "Apache Flink \u003e=2.1.0\uff0c\u003c2.1.2"
    ]
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2026-35194",
  "serverity": "\u9ad8",
  "submitTime": "2026-05-20",
  "title": "Apache Flink\u4ee3\u7801\u6ce8\u5165\u6f0f\u6d1e\uff08CNVD-2026-21825\uff09"
}



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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

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Nomenclature

  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.

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Related by attack behaviour

Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.


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