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Fencer Vulns
low 1.8

CVE-2026-12065 json

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

published 2026-06-12 4 mo ago modified 2026-10-26 14 d ago also EUVD-2026-36417

cvss
1.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.2%
EPSS 0.2% chance of exploitation in 30 days, percentile 4%
public exploits
0
none known

Summary

A 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.

CISA SSVC

Exploitation
Proof of concept is public
Automatable
no
Technical impact
partial
Assessed
4 mo ago

Exploit prediction

0.16% chance of exploitation in the next 30 days, higher than 4% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • drive.google.com https://drive.google.com/drive/folders/1r9t4AuG747PmRbgLmY2CztsX5PTjQL19 referenced PoC, tagged "exploit" by a source, unverified
  • github.com https://github.com/honestcorrupt/CVE-req-Groww-Android-Application-Unsafe-WebView-URL-Handling-Weak-Client-Side-App-Lock-Enforcement referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 4.0 1.0 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
CNA 3.1 1.8 CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:X/RC:R
CNA 3.0 1.8 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
CNA 2.0 1.0 AV:L/AC:H/Au:S/C:N/I:P/A:N/E:POC/RL:ND/RC:UR
CNA 4.0 0.3 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
CNA 3.1 1.8 CVSS:3.1/AV:P/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
CNA 2.0 1.0 AV:L/AC:H/Au:S/C:N/I:P/A:N

Affected products

  • Groww Stock, Mutual Fund, Gold App

Classification

Weakness
  • CWE-939 Improper Authorization in Handler for Custom URL Scheme
  • CWE-285 Improper Authorization

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.