CVE-2026-7597 - mem0ai mem0 faiss.py pickle.dump deserialization

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MEDIUM

mem0ai mem0 faiss.py pickle.dump deserialization

Published May 1, 2026

5.3

MEDIUM

CVSS 4.0

EPSS 0.43%

Description

A vulnerability was found in mem0ai mem0 up to 1.0.11. This affects the function pickle.load/pickle.dump of the file mem0/vector_stores/faiss.py. Performing a manipulation results in deserialization. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The patch is named 62dca096f9236010ca15fea9ba369ba740b86b7a. Applying a patch is the recommended action to fix this issue.

Affected products

Vendor Mem0ai Product Mem0 Default
n/a
- Version
  1.0.0
  Status
  affected
  Constraints
  -
- Version
  1.0.1
  Status
  affected
  Constraints
  -
- Version
  1.0.10
  Status
  affected
  Constraints
  -
- Version
  1.0.11
  Status
  affected
  Constraints
  -
- Version
  1.0.2
  Status
  affected
  Constraints
  -
- Version
  1.0.3
  Status
  affected
  Constraints
  -
- Version
  1.0.4
  Status
  affected
  Constraints
  -
- Version
  1.0.5
  Status
  affected
  Constraints
  -
- Version
  1.0.6
  Status
  affected
  Constraints
  -
- Version
  1.0.7
  Status
  affected
  Constraints
  -
- Version
  1.0.8
  Status
  affected
  Constraints
  -
- Version
  1.0.9
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Mem0ai

Mem0

n/a

Version	Status	Constraints
1.0.0	affected	-
1.0.1	affected	-
1.0.10	affected	-
1.0.11	affected	-
1.0.2	affected	-
1.0.3	affected	-
1.0.4	affected	-
1.0.5	affected	-
1.0.6	affected	-
1.0.7	affected	-
1.0.8	affected	-
1.0.9	affected	-

Remediation

No remediation recorded yet.

Weaknesses (2)

CWE-20

Improper Input Validation

CWE-502

Deserialization of Untrusted Data

References (10)

https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-26721
Advisory
https://github.com/advisories/GHSA-xqxw-r767-67m7
Advisory
https://github.com/mem0ai/mem0
product
https://github.com/mem0ai/mem0/commit/62dca096f9236010ca15fea9ba369ba740b86b7a
patch
https://github.com/mem0ai/mem0/issues/3778
exploitissue-tracking
https://github.com/mem0ai/mem0/pull/4833
issue-trackingpatch
https://nvd.nist.gov/vuln/detail/CVE-2026-7597
https://vuldb.com/submit/805562
exploitthird-party-advisory
https://vuldb.com/vuln/360550
vdb-entrytechnical-description
https://vuldb.com/vuln/360550/cti
signaturepermissions-required

Link	Providers	Tags
https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-26721		Advisory
https://github.com/advisories/GHSA-xqxw-r767-67m7		Advisory
https://github.com/mem0ai/mem0		product
https://github.com/mem0ai/mem0/commit/62dca096f9236010ca15fea9ba369ba740b86b7a		patch
https://github.com/mem0ai/mem0/issues/3778		exploitissue-tracking
https://github.com/mem0ai/mem0/pull/4833		issue-trackingpatch
https://nvd.nist.gov/vuln/detail/CVE-2026-7597
https://vuldb.com/submit/805562		exploitthird-party-advisory
https://vuldb.com/vuln/360550		vdb-entrytechnical-description
https://vuldb.com/vuln/360550/cti		signaturepermissions-required