CVE-2026-5659 | pytries datrie up to 0.8.3 trie File src/datrie.pyx Trie.load/Trie.read/Trie.__setstate__ deserialization (Issue 109)

VDB-355483 · CVE-2026-5659 · ISSUE 109 PYTRIES DATRIE UP TO 0.8.3 TRIE FILE SRC/DATRIE.PYX TRIE.LOAD/TRIE.READ/TRIE.__SETSTATE__ DESERIALIZATION HISTORYDIFFRELATEJSONXMLCTI Summaryinfo A vulnerability identified as critical has been detected in pytries datrie up to 0.8.3. The impacted element is the function Trie.load/Trie.read/Trie.__setstate__ of the file src/datrie.pyx of the component trie File Handler. This manipulation causes deserialization. This vulnerability appears as CVE-2026-5659. The attack may be initiated remotely. In addition, an exploit is available. The project was informed of the problem early through an issue report but has not responded yet. Detailsinfo A vulnerability classified as critical was found in pytries datrie up to 0.8.3. Affected by this vulnerability is the function Trie.load/Trie.read/Trie.__setstate__ of the file src/datrie.pyx of the component trie File Handler. The manipulation with an unknown input leads to a deserialization vulnerability. The CWE definition for the vulnerability is CWE-502. The product deserializes untrusted data without sufficiently verifying that the resulting data will be valid. As an impact it is known to affect confidentiality, integrity, and availability. It is possible to read the advisory at github.com. This vulnerability is known as CVE-2026-5659. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details and also a public exploit are known. It is possible to download the exploit at github.com. It is declared as proof-of-concept. The project was informed of the problem early through an issue report but has not responded yet. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Vendor pytries Name datrie Version 0.8.0 0.8.1 0.8.2 0.8.3 Website Product: https://github.com/pytries/datrie/ CPE 2.3info 🔒 🔒 🔒 CPE 2.2info 🔒 🔒 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 6.3 VulDB Meta Temp Score: 6.0 VulDB Base Score: 6.3 VulDB Temp Score: 6.0 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Deserialization CWE: CWE-502 / CWE-20 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 04/06/2026 Advisory disclosed 04/06/2026 +0 days VulDB entry created 04/06/2026 +0 days VulDB entry last update Sourcesinfo Product: github.com Advisory: 109 Status: Confirmed CVE: CVE-2026-5659 (🔒) GCVE (CVE): GCVE-0-2026-5659 GCVE (VulDB): GCVE-100-355483 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 04/06/2026 09:40 Changes: 04/06/2026 09:40 (58) Complete: 🔍 Submitter: dhabaleshwar Cache ID: 99:20F:101 Submitinfo Accepted Submit #785228: pytries datrie 0.8.3 Deserialization (by dhabaleshwar) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸