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CVE-2026-87902 CISA KEV · Actively exploited

Vulnerability in WordPress

CVSS score

8.1

EPSS probability

%40.0

Risk score

6.5

Published

20 d ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Mitigation available

Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

Impact on My Inventory

Only the personal products you have added to your account are assessed; an organisation's inventory does not appear here.

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Vulnerability description

DayBreach CVE AI Research

CVE-2026-87902 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

An unauthenticated attacker can make `get_page_template()` page-template resolution include a chosen readable local `.php` file outside the active theme directories. If relevant pre-conditions for both the server and the active theme are met, this can lead to RCE.

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2026-87902 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1wordpresswordpress View
2wordpresswordpress View
3wordpresswordpress View
4wordpresswordpress View
5wordpresswordpress View
6wordpresswordpress View
7wordpresswordpress View
8wordpresswordpress View
9wordpresswordpress View
10wordpresswordpress View
11wordpresswordpress View
12wordpresswordpress View
13wordpresswordpress View
14wordpresswordpress View
15wordpresswordpress View
16wordpresswordpress View
17wordpresswordpress View
18wordpresswordpress View
19wordpresswordpress View
20wordpresswordpress View
21wordpresswordpress View
22wordpresswordpress View
23wordpresswordpress View
24wordpresswordpress View
25wordpresswordpress View
26wordpresswordpress View
27wordpressCore View
Total affected vendors: 1|Products: 27

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
8.1CVSS V3_1HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HCVE ADP
8.1CVSS V31HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:HNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Workaround

Resmî yama doğrulanamadı; geçici azaltım veya workaround mevcut.

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Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

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

This CVE is marked as actively exploited in the CISA KEV catalogue, but no verified, downloadable public PoC or Metasploit module has been found yet. Evidence of active exploitation does not mean that public exploit code exists.

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-2026-87902 is associated with the following CWEs:

CWE-98: Common Weakness Enumeration Entry CWE-98

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-2026-87902 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureAğ üzerinden
PermissionsGerekmiyor
UserGerekmiyor

Official Sources and Advisories

https://github.com/WordPress/wordpress-develop/security/advisories/GHSA-7hp8-65ch-5whpvendor-advisoryhttps://patchstack.com/articles/cve-2026-87902-attackers-started-probing-wordpress-sites-hours-after-the-patch/nvdhttps://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-87902nvdCISA Known Exploited Vulnerabilities Catalogkev

CVSS Vector Radar Chart

8.1 / 10
Attack VectorNetworkComplexityHighPrivilegesNoneUser Interact.NoneConfidentialityHighIntegrityNoneAvailabilityHigh

Vulnerability Scoring Details

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

Geçici çözüm

Resmî yama doğrulanamadı; geçici azaltım veya workaround mevcut.

Follow the vendor

W
wordpress logo
wordpress

Weakness Type (CWE & CAPEC)

CWE-98

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