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Better Search EUVDEUVD-2026-116069

| CVE-2026-119495 MEDIUM
Missing Authorization (CWE-862)
2026-11-03 Patchstack GHSA-w8fq-g7r4-9644
5.3
CVSS 3.1 · Vendor: Patchstack
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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata – not a confirmed exploit chain

  1. Access
    Send unauthenticated HTTP request to plugin
  2. Exploit
    Bypass missing authorization check (CWE-862)
  3. Impact
    Read access-controlled search data

Vulnerability Assessment

Weakness
CWE
OWASP Top 10:2025
A01:2025 - Broken Access Control
ASVS 5.0
V8 - Authorization Authorization checks on every request
MITRE ATT&CK

1 technique across 1 tactic: Privilege Escalation

The technique list with ATT&CK links and the kill-chain view is part of the Basic plan and up.

Exploitation Conditions

The description states only a Missing Authorization / incorrectly configured access-control-level flaw in Better Search through 4.5.2; it does not name the specific endpoint, AJAX/REST action, or feature that lacks the authorization check, so the exact trigger is not described in the available sources. Per the CVSS vector (PR:N/UI:N), exploitation is unauthenticated and requires no user interaction against a network-reachable WordPress site running the affected plugin. The principal limiting factor is impact scope: C:L/I:N/A:N means an attacker gains only limited information disclosure, with no data modification or service disruption, and exposure is confined to sites actually running Better Search at version 4.5.2 or earlier.

Impact

This is a moderate-severity issue that should be scheduled rather than treated as an emergency. The provided CVSS 3.1 vector (AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N, base 5.3) indicates a network-reachable, low-complexity flaw requiring no privileges or user interaction, but with impact limited to low confidentiality only (no integrity or availability impact) - consistent with CWE-862 Missing Authorization exposing data that should be access-controlled. The vuln.today decision label is 'this_month', signalling a routine-priority patch cadence rather than act_now/emergency. No EPSS score, no CISA KEV listing, and no public exploit were provided in the input, so there is no signal of active or imminent widespread exploitation; exploitation status is 'no public exploit identified at time of analysis'. The signals are internally consistent: a genuine but limited information-exposure bug in a WordPress plugin, not a high-CVSS-but-overstated issue, yet also not a critical priority. Key gaps: EPSS is absent (cannot quantify exploitation probability), no fixed version is stated in the evidence, and the description does not name the specific vulnerable endpoint or feature - so the precise trigger cannot be confirmed from available sources.

Exploit ScenarioDerived

A remote, unauthenticated attacker sends a crafted request to a Better Search plugin function that fails to enforce an authorization check, retrieving information that should be restricted (consistent with the low-confidentiality-only impact). Because the CVSS vector is AV:N/AC:L/PR:N/UI:N, no credentials, special conditions, or victim interaction are required to reach the vulnerable code. No public exploit code was identified in the provided intelligence.

This Month Plan within 30 days. Why: MEDIUM severity (CVSS 4.0-6.9).
No patch listed yet

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AnalysisAIv1 – Nov 03, 2026

Unauthenticated information disclosure affects the WebberZone Better Search WordPress plugin through version 4.5.2, where a missing authorization check (CWE-862) lets network attackers reach functionality that should be access-controlled, exposing limited data (CVSS 5.3, C:L/I:N/A:N). Per the CVSS vector (PR:N/UI:N), no credentials or user interaction are required, but the impact is confined to partial confidentiality loss with no modification or denial of service. No public exploit code or CISA KEV entry was provided; the trigger endpoint is not described in the available sources, and the issue should be scheduled for patching rather than treated as an emergency.

RemediationAI

Check the WordPress plugin directory or the WebberZone Better Search changelog and update the plugin beyond version 4.5.2 as soon as a release is available; the advisory URL (https://patchstack.com/database/wordpress/plugin/better-search/vulnerability/wordpress-better-search-plugin-4-5-2-broken-access-control-vulnerability?_s_id=cve) should be monitored for the fixed version and patch details. No exact patched version number is stated in the available data and no vendor-released patch version is confirmed, and the sources list no workarounds, so where the plugin is not business-critical the practical compensating control is to deactivate Better Search until an update is applied, accepting the loss of its enhanced search functionality. Because exploitation requires no authentication or user interaction, restrict or monitor unauthenticated requests to plugin endpoints via a WAF or virtual patching rule if the plugin must stay active, noting that such rules only cover known request patterns and do not fix the underlying missing capability check.

Affected VersionsENISA

Better Search 0 ≤4.5.2

Affected Packages

euvd better_search no fix

Source: OSV (Open Source Vulnerabilities)

Affects your stack

Affects 1 package in euvd

Checking this CVE against your own stacks and servers is part of the Basic plan and up.

Technical ContextAI · show details

Better Search is a WordPress plugin from WebberZone that replaces the native WordPress search with relevance-based results and typically exposes front-end and AJAX/REST search endpoints. The flaw is classified as CWE-862 Missing Authorization, meaning a function or action is reachable without the capability check it requires, effectively an incorrectly configured access-control level. The CPE entry (cpe:2.3:a:webberzone:better_search) confirms the plugin itself is the affected component rather than WordPress core. The CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N vector indicates a remotely reachable, low-complexity path available to unauthenticated attackers, scoped to the vulnerable component, with only partial confidentiality impact. The advisory does not name the specific endpoint, AJAX action, or feature lacking the authorization check, so the exact trigger is not described in the available sources.

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Severity by source

Vendor (Patchstack) PRIMARY 5.3 MEDIUM
AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
vuln.today AI 5.3 MEDIUM

Missing authorization is reachable unauthenticated over the network (PR:N, AV:N, AC:L, UI:N); impact is limited to information disclosure, so C:L with I:N and A:N.

3.1 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
4.0 AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N

Primary rating from Vendor (Patchstack).

CVSS VectorVendor: Patchstack

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

DescriptionCVE.org

Missing Authorization vulnerability in WebberZone Better Search better-search allows Exploiting Incorrectly Configured Access Control Security Levels.This issue affects Better Search: from n/a through 4.5.2.

Threat Intelligence Overview

Prevalence
Low
modestly deployed WordPress search plugin, limited production footprint
Data Quality
3 sources
Confidence: Low

How this decision was reached

The engine reads each signal below and applies a fixed list of rules from top to bottom. The first rule that matches sets the recommended action – like a statement, every line is shown.

SignalValue
Severity MEDIUM
CISA KEV No
Public POC No
EPSS N/A
Patch available No
Active threat No
Deciding rule
MEDIUM severity (CVSS 4.0-6.9)
What every action level means
Emergency Immediate action required. Criteria: CRITICAL + in CISA KEV (actively exploited) without patch, OR CRITICAL + EPSS > 30% without patch, OR CRITICAL + active threat signals without patch.
Act Now Prioritize within 24-48h. Criteria: in KEV with patch available, OR CRITICAL + public POC, OR HIGH + EPSS > 10%, OR CRITICAL + active threat, OR any CRITICAL severity.
This Week Schedule remediation this week. Criteria: HIGH severity (CVSS 7.0-8.9). Patch within normal change window.
This Month Plan within 30 days. Criteria: MEDIUM severity (CVSS 4.0-6.9), lower exploitation probability. Include in regular patch cycle.
Monitor Track and reassess. Criteria: LOW severity (CVSS 0.1-3.9), minimal exploitation risk. No immediate action needed.

SSVC AssessmentENISA

SSVC Decision· derived
Scheduled
Exploitation
None
System Exposure· derived
Open
Automatable
Yes
Human Impact· derived
Medium
Technical Impact
Partial

Priority Score

26
Low Medium High Critical
KEV: 0
EPSS: 0
CVSS: +26
PoC: 0
Weaponized: 0
Threat intel: 0
Gov advisory: 0

Attack Technique

Authentication bypass attacks exploit flaws in the verification mechanisms that control access to systems and applications.

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