CVE-2026-57962

MediumCVSS 5.3/10Last modified Oct 25, 2026

Description

A malicious LDAP server, which a Thunderbird user is configured to query for address-book autocomplete, can stash arbitrarily large amounts of attacker-supplied data into the Thunderbird LDAP client until it crashes due to memory exhaustion. This vulnerability was fixed in Thunderbird 152.0.1 and Thunderbird 140.12.1.

Metrics

CVSS 3.1 5.3/10CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:N/A:H

Weakness enumeration

CWE-400

Affected software

No affected versions have been published.

Timeline

Published: Jul 1, 2026
Last modified: Oct 25, 2026
NVD status: Analyzed

Related CVEs from 2026

CVE-2026-579636.5An attacker who can send HTML chat messages (via Matrix or XMPP) can inject arbitrary styled content, phishing links, and CSS that manipulat CVE-2026-579655.1A flaw was found in spice-vdagent. A malicious or compromised SPICE host can trigger an integer overflow by sending a specially crafted mess CVE-2026-579664.4A path traversal vulnerability was found in spice-vdagent. This flaw allows a malicious or compromised SPICE host to write arbitrary files t CVE-2026-579679.8An unauthenticated remote attacker can craft a CORE protocol SESSION_REATTACH packet to steal an existing session and assume ongoing executi CVE-2026-579687.8Buffer over-read in Windows Subsystem for Linux allows an authorized attacker to elevate privileges locally.CVE-2026-579698.8Missing authentication for critical function in Azure CycleCloud allows an authorized attacker to elevate privileges over a network.CVE-2026-57975.3The Quiz And Survey Master plugin for WordPress is vulnerable to Arbitrary Shortcode Execution in versions up to and including 11.1.0. This CVE-2026-579734.7Time-of-check time-of-use (toctou) race condition in Windows Subsystem for Linux allows an authorized attacker to perform tampering locally.CVE-2026-579748.8Integer overflow or wraparound in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.CVE-2026-579757.5Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute CVE-2026-579766.5Null pointer dereference in Active Directory Domain Services allows an authorized attacker to deny service over a network.CVE-2026-579777.1Improper neutralization of input during web page generation ('cross-site scripting') in Microsoft Edge (Chromium-based) allows an unauthoriz