PYSEC-2026-1508

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Import Source
https://github.com/pypa/advisory-database/blob/main/vulns/langchain/PYSEC-2026-1508.yaml
JSON Data
https://api.osv.dev/v1/vulns/PYSEC-2026-1508
Aliases
Published
2026-07-07T11:45:26.029662Z
Modified
2026-07-07T17:46:48.007351783Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N CVSS Calculator
Summary
Langchain Server-Side Request Forgery vulnerability
Details

In Langchain before 0.0.329, prompt injection allows an attacker to force the service to retrieve data from an arbitrary URL, essentially providing SSRF and potentially injecting content into downstream tasks.

References

Affected packages

PyPI / langchain

Package

Affected ranges

Type
ECOSYSTEM
Events
Introduced
0Unknown introduced version / All previous versions are affected
Fixed
0.0.329

Affected versions

0.*
0.0.1
0.0.2
0.0.3
0.0.4
0.0.5
0.0.6
0.0.7
0.0.8
0.0.9
0.0.10
0.0.11
0.0.12
0.0.13
0.0.14
0.0.15
0.0.16
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0.0.20
0.0.21
0.0.22
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0.0.24
0.0.25
0.0.26
0.0.27
0.0.28
0.0.29
0.0.30
0.0.31
0.0.32
0.0.33
0.0.34
0.0.35
0.0.36
0.0.37
0.0.38
0.0.39
0.0.40
0.0.41
0.0.42
0.0.43
0.0.44
0.0.45
0.0.46
0.0.47
0.0.48
0.0.49
0.0.50
0.0.51
0.0.52
0.0.53
0.0.54
0.0.55
0.0.56
0.0.57
0.0.58
0.0.59
0.0.60
0.0.61
0.0.63
0.0.64
0.0.65
0.0.66
0.0.67
0.0.68
0.0.69
0.0.70
0.0.71
0.0.72
0.0.73
0.0.74
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0.0.76
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0.0.79
0.0.80
0.0.81
0.0.82
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0.0.84
0.0.85
0.0.86
0.0.87
0.0.88
0.0.89
0.0.90
0.0.91
0.0.92
0.0.93
0.0.94
0.0.95
0.0.96
0.0.97
0.0.98
0.0.99rc0
0.0.99
0.0.100
0.0.101rc0
0.0.101
0.0.102rc0
0.0.102
0.0.103
0.0.104
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0.0.239
0.0.240rc0
0.0.240rc1
0.0.240rc4
0.0.240
0.0.242
0.0.243
0.0.244
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0.0.327

Database specific

source
"https://github.com/pypa/advisory-database/blob/main/vulns/langchain/PYSEC-2026-1508.yaml"