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CVE-20XX-?

CVE-2026-54858

9.8 CRITICAL 0.5% exploit odds No fix listed Code execution Web app

What it is

Unauthenticated PHP Object Injection in Printy <= 1.13.0 versions.

At a glance

Exploitability: Can be exploited over the network without logging in. High risk of data exposure, data tampering, service disruption.
Exploit odds: 0.5% chance of exploitation in the next 30 days (EPSS).
Fix: No patch or advisory is linked yet. Look at mitigations or restrict exposure.

Timeline

2026-06-16 09:22 UTC ReservedThe CVE id was reserved by its CNA
2026-10-29 16:18 UTC PublishedDisclosed publicly on CVE.org and NVD
2026-10-29 18:17 UTC Last updatedMost recent change to the record

Details

Published: 2026-10-29 16:18 UTC
Last modified: 2026-10-29 18:17 UTC
Exploit probability: 0.5% · EPSS, next 30 days
Weakness: CWE-502 · Unsafe deserialization
Record status: Deferred

Attack profile CVSS 3.1 · 9.8

Attack vector: Network
Complexity: Low
Privileges needed: None
User interaction: None
Scope: Unchanged
Confidentiality: High
Integrity: High
Availability: High

Raw vector

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

Meme: I wake up, CVE-2026-54858

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References

https://patchstack.com/database/wordpress/theme/printy/vulnerability/wordpress-printy-theme-1-13-0-php-object-injection-vulnerability?_s_id=cve

NVD record · CVE.org record