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CVE-2020-36649

mholt PapaParse papaparse.js redos

HIGH
7.5
CVSS Score
Published: January 11, 2023 at 02:50 PM UTC
Updated: June 17, 2026 at 03:15 AM UTC
2 products affected across 2 vendorsPapaparsePapaParse

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Severity
HIGH7.5
Exploit prediction
EPSS 1%

Description

A vulnerability was found in mholt PapaParse up to 5.1.x. It has been classified as problematic. Affected is an unknown function of the file papaparse.js. The manipulation leads to inefficient regular expression complexity. Upgrading to version 5.2.0 is able to address this issue. The name of the patch is 235a12758cd77266d2e98fd715f53536b34ad621. It is recommended to upgrade the affected component. The identifier of this vulnerability is VDB-218004.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Papaparse· Papaparse
95%
5.1.0 ≤ v < 5.2.0
Affected range stops below 5.2.0, so it looks safe — our inference, not a vendor statement
PapaParse· Mholt
60%
5.05.1

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (6)

PatchThird Party Advisory
Source: [email protected]
https://github.com/mholt/PapaParse/commit/235a12758cd77266d2e98fd715f53536b34ad621
Issue TrackingExploitThird Party Advisory
Source: [email protected]
https://github.com/mholt/PapaParse/issues/777
Issue TrackingPatchThird Party Advisory
Source: [email protected]
https://github.com/mholt/PapaParse/pull/779
PatchRelease NotesThird Party Advisory
Source: [email protected]
https://github.com/mholt/PapaParse/releases/tag/5.2.0
SignaturePermissions RequiredThird Party Advisory
Source: [email protected]
https://vuldb.com/?ctiid.218004
VDB EntryTechnical DescriptionPermissions RequiredThird Party Advisory
Source: [email protected]
https://vuldb.com/?id.218004

CVSS

7.5HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-1333

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