CVE-2022-34839Network attack vector

Unauthenticated access via undisclosed authentication bypass

Published Jul 22, 2022 · Updated Apr 28, 2026

Authentication bypass in CodexShaper WP OAuth2 Server 1.0.1 and earlier allows remote attackers to gain unauthorized access over the network. The public CNA record and cited advisories do not identify the affected route, validation step, or crafted request that bypasses authentication. The network path requires no account or user interaction, but the record does not define what data or functions become accessible.

CVSS severity5.9
Medium
EPSS probability1.14%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Authentication bypass in CodexShaper WP OAuth2 Server 1.0.1 and earlier allows remote attackers to gain unauthorized access over the network. The public CNA record and cited advisories do not identify the affected route, validation step, or crafted request that bypasses authentication. The network path requires no account or user interaction, but the record does not define what data or functions become accessible.

The record

CVE
CVE-2022-34839
Published
Jul 22, 2022
Updated
Apr 28, 2026
Vendor
CodexShaper
Product
WP OAuth2 Server
Classifications
CWE-287, T1190
Attack vector
network
Privileges
unauthenticated

Timeline

How it unfolded

  1. Jul 22, 2022CVE publishedPublication date reported by the CVE source.
  2. Apr 28, 2026Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

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

  1. Affected versionversion=<= 1.0.1 <=1.0.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesunauthenticated

What is affected?

CodexShaper · WP OAuth2 Serverversion=<= 1.0.1 <=1.0.1

Published CVSS scores

5.9PatchstackCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N
9.8NIST NVDCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

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
Privilegesunauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-287Improper Authentication
T1190Exploit Public-Facing Application

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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