CVE-2026-87902

HIGHCISA KEVEPSS 99th pctl

8.1

CVSS v3

Description

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.

CWE-98

How to fix

Remediation Available

wordpressDebian

Fixed in:6.8.10+dfsg1-0+deb13u1CVE-2026-87902

Fixed in:7.1.2+dfsg1-1CVE-2026-87902

TridentStack Control can deploy fixes like this automatically across your Windows, macOS, and Linux fleet. See how it works

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

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

Exploit Intelligence

45.50%probability of exploitation in 30 days

99thpercentile

Very high risk: more likely to be exploited than 99% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Remediation due: 2026-09-28

References

Vendor Advisory1

github.com

Third-Party Advisory1

patchstack.com

Government Resource1

cisa.gov

Related Vulnerabilities

Other CWE-98 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-5762	High	8.1	72%	-	-
CVE-2023-49084	High	8.0	64%	-	Fix
CVE-2023-2249	High	8.8	61%	-	-
CVE-2023-6989	Critical	9.8	57%	-	Fix
CVE-2025-68645	High	8.8	49%	KEV	Fix
CVE-2025-4380	High	8.1	43%	-	-

Common questions

How do I fix CVE-2026-87902?

Upgrade wordpress on debian 13 to 6.8.10+dfsg1-0+deb13u1 or later.

Is CVE-2026-87902 being actively exploited?

Yes. CVE-2026-87902 is listed in the CISA Known Exploited Vulnerabilities catalog, which means exploitation has been observed in the wild. US federal agencies were required to remediate it by 2026-09-28. Treat it as a priority whatever its CVSS score says.

How severe is CVE-2026-87902?

CVE-2026-87902 has a CVSS v3 base score of 8.1, rated high. CVSS rates the technical impact if the vulnerability is exploited, not how likely that is, so weigh it alongside the exploit-prediction score when you decide what to patch first.

What does CVE-2026-87902 affect?

Published advisories record a fix for wordpress (Debian). Only products with a sourced advisory are listed, so treat this as what we can cite rather than a complete inventory.

Embed a live status badge for CVE-2026-87902

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This vulnerability is actively exploited in the wild

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-09-28.