CVE-2023-26311Network attack vector

Authenticated code execution via undisclosed WebView flaw

Published Aug 10, 2023 · Updated Oct 8, 2024

Remote code execution in the WebView component of OPPO Store 1.5.11 allows remote authenticated users to execute code through network requests. OPPO has not published the vulnerable request path, WebView API, or unsafe input-processing operation that permits execution. Low-privilege remote authentication is required, and successful exploitation crosses the app's security boundary with limited data and service effects.

CVSS severity7.4
High
EPSS probability0.76%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Remote code execution in the WebView component of OPPO Store 1.5.11 allows remote authenticated users to execute code through network requests. OPPO has not published the vulnerable request path, WebView API, or unsafe input-processing operation that permits execution. Low-privilege remote authentication is required, and successful exploitation crosses the app's security boundary with limited data and service effects.

The record

CVE
CVE-2023-26311
Published
Aug 10, 2023
Updated
Oct 8, 2024
Vendor
OPPO
Product
OPPO Store
Classifications
T1203
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Aug 10, 2023CVE publishedPublication date reported by the CVE source.
  2. Oct 8, 2024Record 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=1.5.11

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

OPPO · OPPO Storeversion=1.5.11

Published CVSS scores

9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.4OPPO Mobile Telecommunication Corp., Ltd.CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L

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.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

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

Weakness, pattern, technique

T1203Exploitation for Client Execution

Public exploit references

No public exploit references are available in this record.

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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