yzhao062 pyod persistence.py pyod.utils.persistence.load deserialization

MITRE NVD CVE.ORG JSON API

Summary

CVECVE-2026-15529
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-07-13 04:16:28 UTC
Updated2026-07-20 07:16:35 UTC
DescriptionA vulnerability was detected in yzhao062 pyod up to 3.6.1. Affected is the function pyod.utils.persistence.load of the file pyod/utils/persistence.py. Performing a manipulation of the argument path results in deserialization. The attack can be initiated remotely. Upgrading to version 3.6.2 is able to address this issue. It is recommended to apply a patch to fix this issue. The pull request to fix this issue requires some minor changes.

Risk And Classification

Primary CVSS: v4.0 5.3 MEDIUM from [email protected]

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

EPSS: 0.002580000 probability, percentile 0.173220000 (date 2026-07-20)

Problem Types: CWE-20 | CWE-502 | CWE-502 Deserialization | CWE-20 Improper Input Validation

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary5.3MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/C...
4.0CNADECLARED5.3MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X
3.1[email protected]Secondary6.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
3.1CNADECLARED6.3MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
3.0CNADECLARED6.3MEDIUMCVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C
2.0[email protected]Secondary6.5AV:N/AC:L/Au:S/C:P/I:P/A:P
2.0CNADECLARED6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:ND/RL:OF/RC:C

CVSS v4.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Sub Conf.
None
Sub Integrity
None
Sub Availability
None

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

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

CVSS v3.0 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
Low
Integrity
Low
Availability
Low

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:X/RL:O/RC:C

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Yzhao062 Pyod affected 3.5.0 Not specified
CNA Yzhao062 Pyod affected 3.5.1 Not specified
CNA Yzhao062 Pyod affected 3.5.2 Not specified
CNA Yzhao062 Pyod affected 3.5.4 Not specified
CNA Yzhao062 Pyod affected 3.6.0 Not specified
CNA Yzhao062 Pyod affected 3.6.1 Not specified
CNA Yzhao062 Pyod unaffected 3.6.2 Not specified

References

ReferenceSourceLinkTags
github.com/yzhao062/pyod/issues/697 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com
github.com/yzhao062/pyod [email protected] github.com
vuldb.com/submit/854559 [email protected] vuldb.com
vuldb.com/vuln/377872 [email protected] vuldb.com
github.com/yzhao062/pyod/pull/698 [email protected] github.com
vuldb.com/cve/CVE-2026-15529 [email protected] vuldb.com
vuldb.com/vuln/377872/cti [email protected] vuldb.com
pypi.org/project/pyod/3.6.2 [email protected] pypi.org
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Vendor Comments And Credit

Discovery Credit

CNA: Dem0000000 (VulDB User) (en)

CNA: yzhao062 (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-07-12T00:00:00.000ZAdvisory disclosed
CNA2026-07-12T02:00:00.000ZVulDB entry created
CNA2026-07-20T08:24:22.000ZVulDB entry last update

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