> CVE-2026-27968 [MEDIUM]

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PUBLISHED
2026-02-26 02:16
MODIFIED
2026-02-26 02:16
CVSS_SCORE V3
4.3
EPSS (Prob. Exploit)
0.21%
Top 88.1%
DATA SOURCES:
NVD 🔗 2026-02-26 CWE MITRE 🔗 2026-11-01 FIRST EPSS 🔗 2026-11-08 OSV 🔗 2026-11-08

> DESCRIPTION

Packistry is a self-hosted Composer repository designed to handle PHP package distribution. Prior to version 0.13.0, RepositoryAwareController::authorize() verified token presence and ability, but did not enforce token expiration. As a result, an expired deploy token with the correct ability could still access repository endpoints (e.g., Composer metadata/download APIs). The fix in version 0.13.0 adds an explicit expiration check, and tests now test expired deploy tokens to ensure they are rejected.

> 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:L/UI:N/S:U/C:L/I:N/A:N
EXPLOITABILITY
2.8
IMPACT
1.4

> MÉTRIQUES CVSS DÉTAILLÉES

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
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
Low (L)
Authentifié avec compte utilisateur basique
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
Low (L)
Divulgation limitée d'informations
I (Impact Intégrité)
Integrity Impact
None (N)
Aucune modification de données possible
A (Impact Disponibilité)
Availability Impact
None (N)
Aucune interruption de service

> RÉSUMÉ DES IMPACTS

Confidentialité
Low
Divulgation limitée d'informations
Intégrité
None
Aucune modification de données possible
Disponibilité
None
Aucune interruption de service

> WEAKNESSES

CWE-287 CWE-613

> CWE DETAILED DESCRIPTIONS

CWE-287: Improper Authentication - When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. | CWE-613: DEPRECATED: Insufficient Session Expiration - This entry has been deprecated because it was insufficiently clear. Consider CWE-1462 and its descendants.

> OSV (GOOGLE OPEN SOURCE VULNERABILITIES)

Packistry accepts expired access tokens

AFFECTED PACKAGES:
Unknown / Unknown
37 versions affected
ALIASES:
GHSA-4r9m-jp53-vgmw

> HISTORIQUE DES MODIFICATIONS

Première apparition
26/02/2026 02:16
Source: NVD
📊 ENRICHISSEMENT 01/11/2026 06:58
CWE
Champ modifié: Description CWE
Ancienne valeur:
CWE-287: Improper Authentication - When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. | CWE-613: Insufficient Session Expirat...
Nouvelle valeur:
CWE-287: Improper Authentication - When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. | CWE-613: DEPRECATED: Insufficient Ses...
📊 ENRICHISSEMENT 01/03/2026 06:46
CWE
Champ modifié: Description CWE
Ancienne valeur:
N/A
Nouvelle valeur:
CWE-287: Improper Authentication - When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. | CWE-613: Insufficient Session Expirat...
Total des modifications: 2 Dernière mise à jour: 1 week ago

> REFERENCES

https://github.com/packistry/packistry/commit/7740b48f0f4ecbe63099fb056c8a146180...
https://github.com/packistry/packistry/pull/276
https://github.com/packistry/packistry/security/advisories/GHSA-4r9m-jp53-vgmw
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