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CVE-2026-57962

Denial-of-service via malicious LDAP address-book server PUBLISHED

Description (CNA)

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.

Affected (CNA)

Vendor / productVersions
Mozilla / Thunderbirdunaffected 140.12.1 through 140.*; unaffected 152.0.1 through *

CWE

No CWE identifiers supplied.

References

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.