CVE-2025-0509: Github.com/sparkle project/Sparkle Sparkle Signing Checks Bypass Vulnerability

HIGH
Advisory Identifier: GHSA-wc9m-r3v6-9p5h
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CVSS 7.3
CWE-552
Published
Advisory Summary

CVE-2025-0509 is a HIGH (CVSS 7.3) sparkle signing checks bypass vulnerability (CWE-552: Files or Directories Accessible to External Parties) affecting Github.com/sparkle project/Sparkle libraries in the SwiftURL ecosystem. The issue involves sparkle signing checks bypass. Remediation is available by upgrading affected packages to version 2.6.4.

CVE-2025-0509 at a Glance

CVE Identifier CVE-2025-0509
GHSA Identifier GHSA-wc9m-r3v6-9p5h
Severity HIGH
CVSS v3.1 Base Score 7.3
CWE Classification CWE-552: Files or Directories Accessible to External Parties
Affected Product Github.com/sparkle project/Sparkle
Package Ecosystem SwiftURL
Published Date
Last Updated

Security Impact

CVSS: 7.3

The security impact metrics below are parsed directly from the CVSS v3.1 vector string (CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H).

Attack Vector Adjacent (AV:A)
Attack Complexity High (AC:H)
Privileges Required High (PR:H)
User Interaction Required (UI:R)
Scope Changed (S:C)
Confidentiality High (C:H)
Integrity High (I:H)
Availability High (A:H)

How to Fix CVE-2025-0509

To remediate this vulnerability, upgrade all affected Github.com/sparkle project/Sparkle dependencies to a patched release. Both direct and transitive dependencies should be checked, as frameworks or security libraries may pull in vulnerable versions transitively.

github.com/sparkle-project/Sparkle fixed: 2.6.4 
Upgrade github.com/sparkle-project/Sparkle to 2.6.4
Verify Direct and Transitive Dependencies

Run the following command in your project directory to verify that all resolved dependencies use the patched release: 

inspect dependencies for github.com/sparkle-project/Sparkle

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-0509, inspect your project dependencies for Github.com/sparkle project/Sparkle:

inspect dependencies for github.com/sparkle-project/Sparkle

Analyze the terminal output to locate any version of Github.com/sparkle project/Sparkle in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 2.6.4), your application is affected.

Note: Verify declared build manifests and deployed runtime container environments.

Technical Details

Vulnerability Mechanism & Technical Analysis

This vulnerability is classified under CWE-552: Files or Directories Accessible to External Parties, where the product makes files or directories accessible to unauthorized actors, even though they should not be. In Github.com/sparkle project/Sparkle, software state validation or input boundaries are circumvented during processing. Review the official source advisory statement below for specific affected components, classes, and reproduction details.

Source Advisory Statement

A security issue was found in Sparkle before version 2.6.4. An attacker can replace an existing signed update with another payload, bypassing Sparkle’s (Ed)DSA signing checks.

CVE-2025-0509 Affected Github.com/sparkle project/Sparkle Versions

1 component(s)
Fixed Versions:
2.6.4
Product / Package Ecosystem Affected Versions Fixed Version
github.com/sparkle-project/Sparkle
 SwiftURL
< 2.6.4
2.6.4

References

NVD — CVE-2025-0509 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-0509
Github.com/sparkle project/Sparkle Source Repository REPOSITORY
https://github.com/sparkle-project/Sparkle/pull/2550
Github.com/sparkle project/Sparkle Source Repository REPOSITORY
https://github.com/sparkle-project/Sparkle
Github.com/sparkle project/Sparkle Security Information SECURITY
https://security.netapp.com/advisory/ntap-20250124-0008
Github.com/sparkle project/Sparkle Security Information SECURITY
https://sparkle-project.org/documentation/security-and-reliability

Frequently Asked Questions

What is CVE-2025-0509?
CVE-2025-0509 is a security vulnerability in Github.com/sparkle project/Sparkle involving Sparkle Signing Checks Bypass under CWE-552: Files or Directories Accessible to External Parties.
Which Github.com/sparkle project/Sparkle versions are affected?
Affected versions include releases prior to 2.6.4 across affected packages: github.com/sparkle-project/Sparkle.
What version fixes CVE-2025-0509?
Upgrading to 2.6.4 (or the latest patched release for your respective branch) resolves the vulnerability.
Is github.com/sparkle-project/Sparkle affected?
Yes, github.com/sparkle-project/Sparkle is affected in releases prior to 2.6.4. Upgrade your dependency to 2.6.4 or later.
What is the CVSS score of CVE-2025-0509?
CVE-2025-0509 has a CVSS v3.1 base score of 7.3 (HIGH) with vector string CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H.
What CWE is associated with CVE-2025-0509?
CVE-2025-0509 is classified under CWE-552: Files or Directories Accessible to External Parties (The product makes files or directories accessible to unauthorized actors, even though they should not be.).
How can I check SwiftURL dependencies for CVE-2025-0509?
Run the dependency tree command: 'inspect dependencies for github.com/sparkle-project/Sparkle'. This command lists direct and transitive dependencies in your build configuration so you can verify if a vulnerable version is resolved.
Machine-readable OSV JSON OSV v1.5 Schema
Normalized schema output
View Raw JSON 
{
  "schema_version" : "1.4.0",
  "id" : "GHSA-wc9m-r3v6-9p5h",
  "modified" : "2025-02-04T23:18:58Z",
  "published" : "2025-02-04T21:32:28Z",
  "aliases" : [ "CVE-2025-0509" ],
  "summary" : "Sparkle Signing Checks Bypass",
  "details" : "A security issue was found in Sparkle before version 2.6.4. An attacker can replace an existing signed update with another payload, bypassing Sparkle’s (Ed)DSA signing checks.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:A/AC:H/PR:H/UI:R/S:C/C:H/I:H/A:H"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "SwiftURL",
      "name" : "github.com/sparkle-project/Sparkle"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "2.6.4"
      } ]
    } ],
    "database_specific" : {
      "last_known_affected_version_range" : "<= 2.6.3"
    }
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-0509"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/sparkle-project/Sparkle/pull/2550"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/sparkle-project/Sparkle"
  }, {
    "type" : "WEB",
    "url" : "https://security.netapp.com/advisory/ntap-20250124-0008"
  }, {
    "type" : "WEB",
    "url" : "https://sparkle-project.org/documentation/security-and-reliability"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-552" ],
    "severity" : "HIGH",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-02-04T23:18:58Z",
    "nvd_published_at" : "2025-02-04T20:15:49Z"
  }
}