CVE-2026-88648

LowCVSS 3.7/10Last modified Oct 19, 2026

Description

Incomplete X.509 implementation in GnuTLS v3.8.13 allows attackers controlling a subordinate Certificate Authority to bypass cross-domain PKI restrictions and issue unauthorized certificates.

Metrics

CVSS 3.1 3.7/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected software

Source: the vendor's advisory (CNA). NVD analysis pending.

No affected versions have been published.

Timeline

Published
Oct 8, 2026
Last modified
Oct 19, 2026
NVD status
Awaiting Analysis

Related CVEs from 2026

CVE-2026-88656.4The Avalon23 Products Filter for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'avalon23_qr' shortcoCVE-2026-88666.4The jQuery googleslides plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'googleslides' shortcode in all versions uCVE-2026-88676.4The Post Category Gallery plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'postcategorygallery' shortcodeCVE-2026-88686.4The Single Mailchimp plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'single-mailchimp' shortcode in all versions CVE-2026-88696.4The Mutual Funds Data plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'title' shortcode attribute in versions up tCVE-2026-88706.4The Team Master – A Modern WordPress Team Showcase plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode AttributeCVE-2026-88716.4The Formidable Kinetic plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'kinetic_link' shortcode in versions up to,CVE-2026-88726.4The Animate Your Content plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the plugin's 'animation-set' shortcode in verCVE-2026-88736.4The Content Slideshow plugin for WordPress is vulnerable to Stored Cross-Site Scripting via Shortcode Attributes in all versions up to, and CVE-2026-887388.8Jazzware RT1000 Edge webUI v. 20.0.1 contains an unrestricted file upload vulnerability in the upgrade package upload functionality. An attaCVE-2026-88747.1Version 3.0.7 of the Securly Chrome Extension downloads JSON files containing crisis alert keywords and filtering rules over unencrypted HTTCVE-2026-887425.4Bacularis 1.0.0 - 6.5.0 is vulnerable to Stored cross-site scripting (XSS) in the client address field.
CVE-2026-88648: Low severity, CVSS 3.7 | Vulnix