PT-2026-41500 · Crates.Io · Ldap3 Proto

Published 2026-05-06 · Updated 2026-05-06

OSV

CVSS v4.0

8.7

High

Base vector

AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N

Impact

LDAP queries are not validated for depth, which can cause the parser (both PEG and ASN) to exhaust the stack. This may cause a denial of service in applications that process queries.

Workarounds

N/A

Resources

Related to GHSA-r5fr-9gmv-jggh

Fix

Allocation of Resources Without Limits

Weakness Enumeration

CWE-770

Related Identifiers

GHSA-QCXQ-75WR-5CM8

Affected Products

Ldap3 Proto

References · 4

• https://osv.dev/vulnerability/GHSA-qcxq-75wr-5cm8 · Vendor Advisory
• https://github.com/kanidm/ldap3 · Note
• https://github.com/kanidm/ldap3/security/advisories/GHSA-qcxq-75wr-5cm8 · Note
• https://github.com/advisories/GHSA-r5fr-9gmv-jggh · Note