Vulnerability-Lookup

CNVD-2026-32367

Vulnerability from cnvd - Published: 2026-08-18

Title

IBM Langflow OSS弱加密密钥派生漏洞

Description

IBM Langflow OSS是IBM官方集成并推广使用的‌Langflow开源版本。 IBM Langflow OSS存在弱加密密钥派生漏洞，该漏洞源于ensure_fernet_key()函数未能正确处理密钥派生过程，导致生成的加密密钥强度不足，攻击者可利用该漏洞破解加密数据或执行未授权操作。

Severity

高

Patch Name

IBM Langflow OSS弱加密密钥派生漏洞的补丁

Patch Description

IBM Langflow OSS是IBM官方集成并推广使用的‌Langflow开源版本。 IBM Langflow OSS存在弱加密密钥派生漏洞，该漏洞源于ensure_fernet_key()函数未能正确处理密钥派生过程，导致生成的加密密钥强度不足，攻击者可利用该漏洞破解加密数据或执行未授权操作。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

目前厂商已发布升级程序修复该安全问题，详情见厂商官网: https://www.ibm.com/support/pages/node/7282648

Reference

https://www.ibm.com/support/pages/node/7282648

Impacted products

Name
IBM Langflow OSS >=1.0.0，<1.11.0

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2026-9205",
      "cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2026-9205"
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  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2026-32367",
  "openTime": "2026-08-18",
  "patchDescription": "IBM Langflow OSS\u662fIBM\u5b98\u65b9\u96c6\u6210\u5e76\u63a8\u5e7f\u4f7f\u7528\u7684\u200cLangflow\u5f00\u6e90\u7248\u672c\u3002\r\n\r\nIBM Langflow OSS\u5b58\u5728\u5f31\u52a0\u5bc6\u5bc6\u94a5\u6d3e\u751f\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8eensure_fernet_key()\u51fd\u6570\u672a\u80fd\u6b63\u786e\u5904\u7406\u5bc6\u94a5\u6d3e\u751f\u8fc7\u7a0b\uff0c\u5bfc\u81f4\u751f\u6210\u7684\u52a0\u5bc6\u5bc6\u94a5\u5f3a\u5ea6\u4e0d\u8db3\uff0c\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u7834\u89e3\u52a0\u5bc6\u6570\u636e\u6216\u6267\u884c\u672a\u6388\u6743\u64cd\u4f5c\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": "IBM Langflow OSS\u5f31\u52a0\u5bc6\u5bc6\u94a5\u6d3e\u751f\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "IBM Langflow OSS \u003e=1.0.0\uff0c\u003c1.11.0"
  },
  "referenceLink": "https://www.ibm.com/support/pages/node/7282648",
  "serverity": "\u9ad8",
  "submitTime": "2026-08-06",
  "title": "IBM Langflow OSS\u5f31\u52a0\u5bc6\u5bc6\u94a5\u6d3e\u751f\u6f0f\u6d1e"
}

CVE-2026-9205 (GCVE-0-2026-9205)

Vulnerability from cvelistv5 – Published: 2026-08-05 18:09 – Updated: 2026-08-07 12:56

Title

Langflow is affected by weaknesses in secret handling and sensitive configuration access

Summary

IBM Langflow OSS contains a weak cryptographic key derivation vulnerability in the ensure_fernet_key() function.

Severity

7.4 (High)


                        
                          CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

SSVC

Exploitation: none Automatable: no Technical Impact: total

CISA Coordinator · CISA-ADP (v2.0.3)

Decision recorded 2026-08-06 03:55 UTC

CWE

CWE-338 - Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG)

Assigner

ibm mitre root

References

1 reference

URL	Tags
https://www.ibm.com/support/pages/node/7282648	vendor-advisorypatch

Impacted products

1 product

Vendor	Product	Version
IBM	Langflow OSS	Affected: 1.0.0 , ≤ 1.10.3 (semver) cpe:2.3:a:ibm:langflow_oss:1.0.0:::::::* cpe:2.3:a:ibm:langflow_oss:1.10.3:::::::*

Credits

Kolega.dev (kolega-ai-dev) https://kolega.dev

Show details on NVD website

JSON

To clipboard

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                "role": "CISA Coordinator",
                "timestamp": "2026-08-06T03:55:52.571626Z",
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Sightings

Author	Source	Type	Date	Other

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.
Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2026-32367

CVE-2026-9205 (GCVE-0-2026-9205)

Tags

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