CVE-2026-18591Public exploit

Personal-data disclosure via plaintext SharedPreferences writes

Published Aug 3, 2026 · Updated Aug 3, 2026

Cleartext storage in Meesho: Online Shopping App 20260607 allows physically proximate attackers to read users' personal data. The com.meesho.supply application writes identity, profiling, and session values to Android SharedPreferences without encryption or Keystore protection. Physical device access and Frida or equivalent dynamic instrumentation are required; exposed values include identity and session data.

CVSS severity2.1
Low
EPSS probability0.08%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Cleartext storage in Meesho: Online Shopping App 20260607 allows physically proximate attackers to read users' personal data. The com.meesho.supply application writes identity, profiling, and session values to Android SharedPreferences without encryption or Keystore protection. Physical device access and Frida or equivalent dynamic instrumentation are required; exposed values include identity and session data.

The record

CVE
CVE-2026-18591
Published
Aug 3, 2026
Updated
Aug 3, 2026
Vendor
Meesho
Product
Meesho: Online Shopping App
Classifications
CWE-310, CWE-312, T1409
Attack vector
physical
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 3, 2026CVE publishedPublication date reported by the CVE source.
  2. Aug 3, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

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Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=20260607

What conditions does exploitation require?

Attack vectorphysical
Required privilegesauthenticated

What is affected?

Meesho · Meesho: Online Shopping Appversion=20260607

Published CVSS scores

2.1VulDBCVSS:3.1/AV:P/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
1.7VulDBAV:L/AC:L/Au:S/C:P/I:N/A:N
0.9VulDBCVSS:4.0/AV:P/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

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No observations available

Sep 9, 2026Sep 15, 2026
Latest reporting daySep 15, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectorphysical
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitPublished

Weakness, pattern, technique

CWE-310Cryptographic Issues
CWE-312Cleartext Storage of Sensitive Information
T1409Stored Application Data

Public exploit references

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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