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CVE-2026-7845 chatchat-space Langchain-Chatchat Vision Chat Paste Image dialogue.py PIL.Image.tobytes weak hash

🗓️ 05 May 2026 15:45:12Reported by VulDBType 
cvelist
 cvelist
🔗 www.cve.org👁 58 Views

Flaw in chatchat-space up to 0.3.1.3 enables local network image data tampering via PIL.Image.tobytes, causing weak hash.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
ATTACKERKB
CVE-2026-7845
5 May 202615:45
attackerkb
circl
Circl
CVE-2026-7845
5 May 202617:23
circl
cnnvd
CNNVD
LangChain-Chatchat 加密问题漏洞
5 May 202600:00
cnnvd
cve
CVE
CVE-2026-7845
5 May 202615:45
cve
euvd
EUVD
EUVD-2026-27390
5 May 202618:33
euvd
github
Github Security Blog
Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm
5 May 202618:33
github
nvd
NVD
CVE-2026-7845
5 May 202616:16
nvd
osv
OSV
GHSA-WMVV-FHM6-W34X Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm
5 May 202618:33
osv
osv
OSV
PYSEC-2026-2558 Langchain-Chatchat Uses a Broken or Risky Cryptographic Algorithm
13 Jul 202615:02
osv
ptsecurity
Positive Technologies
PT-2026-37082
5 May 202600:00
ptsecurity
Rows per page
[
  {
    "vendor": "chatchat-space",
    "product": "Langchain-Chatchat",
    "versions": [
      {
        "version": "0.3.1.0",
        "status": "affected"
      },
      {
        "version": "0.3.1.1",
        "status": "affected"
      },
      {
        "version": "0.3.1.2",
        "status": "affected"
      },
      {
        "version": "0.3.1.3",
        "status": "affected"
      }
    ],
    "modules": [
      "Vision Chat Paste Image Handler"
    ]
  }
]

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05 May 2026 15:45Current
CVSS 21.4
CVSS 42.1
CVSS 3.12.6
CVSS 32.6
EPSS0.0014
58