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CVE-2026-18035Suited to automated attack · CISA

User Access Manager < 2.3.15 - Unauthenticated Restricted Content Disclosure via REST API

CVSS score

5.3

EPSS probability

%0.3

Risk score

0.0

Published

2 mo ago

Patch status has not yet been verified

Resmî kaynaklarda yeterli kanıt bulunamadı. Bu sonuç “yama yok” anlamına gelmez.

Impact on My Inventory

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Vulnerability description

CVE AI research

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DayBreach AI Explanation

Verified against sources

User Access Manager < 2.3.15 - Unauthenticated Restricted Content Disclosure via REST API

Sources read

2

Source agreement

Tam uyum

Evidence confidence

%63

Short explanation

The User Access Manager plugin before 2.3.15 allows unauthenticated access to restricted content via REST API. No public exploit or active exploitation is reported. Patch status is UNKNOWN due to lack of vendor information. No CVSS or EPSS data is available.

Why does it matter?

This allows attackers to bypass access controls and retrieve sensitive content without authentication, posing a risk to content confidentiality. No active exploitation is confirmed, but the vulnerability remains exploitable in unpatched installations.

What should be done?

  • Upgrade to User Access Manager version 2.3.15 or later.
  • Follow vendor advisories for official patch details; no fixed version is publicly documented.
Chain of evidence and sources3 verified claims

Kullanıcı Erişim Yönetimi WordPress eklentisi 2.3.15'inden önce, REST API isteklerine erişim kısıtlarını uygulamaz ve kimlik doğrulama yapmadan, gönderilen içeriklerin (sayfalar, özel içerik türleri vs.) erişimini sağlar.

Kullanıcıya açık bir istismar veya aktif istismar raporlanmamıştır. CISA'nın KEV listesinde bu ele geçirme yer almamıştır ve CVSS veya EPSS verisi mevcut değildir.

Yama değerlendirmesi BİLGİSİZ çünkü resmî kaynaklarda veya üretici açıklamalarında yama bilgisi mevcut değildir.

Show the technical text from the sources

The User Access Manager WordPress plugin before 2.3.15 does not apply its access restrictions to REST API requests, allowing unauthenticated attackers to read the content of posts, pages and custom post types that have been restricted to specific user groups.

CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CWE: CWE-862

Explanation produced with the local qwen3:4b-instruct model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-18035 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1UnknownUser Access Manager View
Total affected vendors: 1|Products: 1

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
5.3CVSS V3_1MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NCVE ADP
5.3CVSS V31MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:NNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch status unknown

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Until a patch is confirmed, follow the vendor advisory; do not read an unknown status as “no patch”.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-18035 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-18035 weaknesses.

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

CVSS Vector Radar Chart

5.3 / 10
Attack VectorNetworkComplexityLowPrivilegesNoneUser Interact.NoneConfidentialityLowIntegrityNoneAvailabilityNone

Vulnerability Scoring Details

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone required
User InteractionNone required
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)None
Availability (Erişilebilirlik)None

Yama durumu bilinmiyor

İncelenen resmî kaynaklarda yama durumu doğrulanamadı. Bu sonuç “yama yok” anlamına gelmez.

Follow the vendor

U
Unknown logo
Unknown

Weakness Type (CWE & CAPEC)

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