> CVE-2026-34065 [HIGH]

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PUBLISHED
2026-04-22 20:16
MODIFIED
2026-04-22 20:16
CVSS_SCORE V3
7.5
EPSS (Prob. Exploit)
0.37%
Top 68.6%
DATA SOURCES:
NVD 🔗 2026-04-22 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-11-08 GITHUB 🔗 2026-11-05 OSV 🔗 2026-11-02

> DESCRIPTION

nimiq-primitives contains primitives (e.g., block, account, transaction) to be used in Nimiq's Rust implementation. Prior to version 1.3.0, an untrusted p2p peer can cause a node to panic by announcing an election macro block whose `validators` set contains an invalid compressed BLS voting key. Hashing an election macro header hashes `validators` and reaches `Validators::voting_keys()`, which calls `validator.voting_key.uncompress().unwrap()` and panics on invalid bytes. The patch for this vulnerability is included as part of v1.3.0. No known workarounds are available.

> AFFECTED_PRODUCTS

ℹ️ Aucun produit affecté n'a encore été publié par NVD pour cette CVE.

> CVSS V3 METRICS

CVSS_VECTOR
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EXPLOITABILITY
3.9
IMPACT
3.6

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Métrique Valeur Interprétation
AV (Vecteur d'Attaque)
Attack Vector
Network (N)
Exploit possible à distance via réseau (HTTP, API, etc.)
AC (Complexité d'Attaque)
Attack Complexity
Low (L)
Peu de conditions requises pour exploiter
PR (Privilèges Requis)
Privileges Required
None (N)
Aucune authentification requise
UI (Interaction Utilisateur)
User Interaction
None (N)
Aucune interaction utilisateur nécessaire
S (Périmètre)
Scope
Unchanged (U)
Impact reste dans le périmètre du composant compromis
C (Impact Confidentialité)
Confidentiality Impact
None (N)
Aucune divulgation d'informations
I (Impact Intégrité)
Integrity Impact
None (N)
Aucune modification de données possible
A (Impact Disponibilité)
Availability Impact
High (H)
Interruption totale du service possible

> RÉSUMÉ DES IMPACTS

Confidentialité
None
Aucune divulgation d'informations
Intégrité
None
Aucune modification de données possible
Disponibilité
High
Interruption totale du service possible

> WEAKNESSES

CWE-252 CWE-755

> CWE DETAILED DESCRIPTIONS

CWE-252: Unchecked Return Value - The product does not check the return value from a method or function. | CWE-755: Improper Handling of Exceptional Conditions - The product does not handle or incorrectly handles an exceptional condition.

> GITHUB SECURITY ADVISORY

GHSA-7c4j-2m43-2mgh HIGH

nimiq-primitives: Node crash due to missing interlink validation in election macro block proposals

AFFECTED PACKAGES:
RUST / nimiq-primitives
<= 0.2.0

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

nimiq-primitives: Node crash due to missing interlink validation in election macro block proposals

AFFECTED PACKAGES:
Unknown / Unknown
83 versions affected
ALIASES:
GHSA-7c4j-2m43-2mgh

> HISTORIQUE DES MODIFICATIONS

Première apparition
22/04/2026 20:16
Source: NVD
📊 ENRICHISSEMENT 01/11/2026 06:59
CWE
Champ modifié: Description CWE
Ancienne valeur:
CWE-252: Unchecked Return Value - The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions. | CWE-755: Improper Handl...
Nouvelle valeur:
CWE-252: Unchecked Return Value - The product does not check the return value from a method or function. | CWE-755: Improper Handling of Exceptional Conditions - The product does not handle or incorre...
📊 ENRICHISSEMENT 01/05/2026 06:01
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-252: Unchecked Return Value - The product does not check the return value from a method or function, which can prevent it from detecting unexpected states and conditions. | CWE-755: Improper Handl...
Total des modifications: 2 Dernière mise à jour: 1 week ago

> REFERENCES

https://github.com/nimiq/core-rs-albatross/commit/e10eaebcd7774e5da6d0ff5e88ed13...
https://github.com/nimiq/core-rs-albatross/pull/3662
https://github.com/nimiq/core-rs-albatross/releases/tag/v1.3.0
https://github.com/nimiq/core-rs-albatross/security/advisories/GHSA-7c4j-2m43-2m...
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