Groww Stock, Mutual Fund, Gold App WebView URL improper authorization in handler for custom url scheme

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Summary

CVECVE-2026-12065
StatePUBLISHED
AssignerVulDB
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-06-12 14:16:30 UTC
Updated2026-06-12 16:16:27 UTC
DescriptionA vulnerability was identified in Groww Stock, Mutual Fund, Gold App up to 20260805 on Android. This affects an unknown part of the component WebView URL Handler. The manipulation leads to improper authorization in handler for custom url scheme. It is possible to launch the attack on the physical device. The complexity of an attack is rather high. It is indicated that the exploitability is difficult. The exploit is publicly available and might be used. The vendor was contacted early about this disclosure.

Risk And Classification

Primary CVSS: v4.0 0.3 LOW from [email protected]

CVSS:4.0/AV:P/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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: 0.001060000 probability, percentile 0.013200000 (date 2026-06-20)

Problem Types: CWE-285 | CWE-939 | CWE-939 Improper Authorization in Handler for Custom URL Scheme | CWE-285 Improper Authorization

VersionSourceTypeScoreSeverityVector
4.0[email protected]Secondary0.3LOWCVSS:4.0/AV:P/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/C...
4.0CNADECLARED1LOWCVSS:4.0/AV:P/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P
3.1[email protected]Secondary1.8LOWCVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
3.1CNADECLARED1.8LOWCVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
3.0CNADECLARED1.8LOWCVSS:3.0/AV:P/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
2.0[email protected]Secondary1AV:L/AC:H/Au:S/C:N/I:P/A:N
2.0CNADECLARED1AV:L/AC:H/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR

CVSS v4.0 Breakdown

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

CVSS:4.0/AV:P/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:P/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
Physical
Attack Complexity
High
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
Low
Availability
None

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

CVSS v3.0 Breakdown

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

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

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Groww Stock Mutual Fund Gold App affected 20260805 Not specified

References

ReferenceSourceLinkTags
vuldb.com/vuln/370560 [email protected] vuldb.com
drive.google.com/drive/folders/1r9t4AuG747PmRbgLmY2CztsX5PTjQL19 [email protected] drive.google.com
github.com/honestcorrupt/Groww-Android-Application-Unsafe-WebView-URL-Ha... [email protected] github.com
vuldb.com/cve/CVE-2026-12065 [email protected] vuldb.com
vuldb.com/submit/822984 [email protected] vuldb.com
github.com/honestcorrupt/CVE-req-Groww-Android-Application-Unsafe-WebVie... 134c704f-9b21-4f2e-91b3-4a467353bcc0 github.com
vuldb.com/vuln/370560/cti [email protected] vuldb.com
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: honest_corrupt (VulDB User) (en)

CNA: VulDB CNA Team (en)

Additional Advisory Data

SourceTimeEvent
CNA2026-06-12T00:00:00.000ZAdvisory disclosed
CNA2026-06-12T02:00:00.000ZVulDB entry created
CNA2026-06-12T09:38:15.000ZVulDB entry last update
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