CVE-2025-30741: Pixelfed/pixelfed Pixelfed May Allow Unauthorized Actor Vulnerability

MODERATE
Advisory Identifier: GHSA-7287-grhx-542x
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CVSS 4.3
CWE-863
Published
Advisory Summary

CVE-2025-30741 is a MODERATE (CVSS 4.3) pixelfed may allow unauthorized actor vulnerability (CWE-863: Incorrect Authorization) affecting Pixelfed/pixelfed libraries in the Packagist ecosystem. The issue involves pixelfed may allow unauthorized actor to view private posts and private users. Remediation is available by upgrading affected packages to version 0.12.5.

CVE-2025-30741 at a Glance

CVE Identifier CVE-2025-30741
GHSA Identifier GHSA-7287-grhx-542x
Severity MODERATE
CVSS v3.1 Base Score 4.3
CWE Classification CWE-863: Incorrect Authorization
Affected Product Pixelfed/pixelfed
Package Ecosystem Packagist
Published Date
Last Updated

Security Impact

CVSS: 4.3

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

Attack Vector Network (AV:N)
Attack Complexity Low (AC:L)
Privileges Required Low (PR:L)
User Interaction None (UI:N)
Scope Unchanged (S:U)
Confidentiality Low (C:L)
Integrity None (I:N)
Availability None (A:N)

How to Fix CVE-2025-30741

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

pixelfed/pixelfed fixed: 0.12.5 
Upgrade pixelfed/pixelfed to 0.12.5
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 pixelfed/pixelfed

How to Check if You Are Affected

To determine whether your application is affected by CVE-2025-30741, inspect your project dependencies for Pixelfed/pixelfed:

inspect dependencies for pixelfed/pixelfed

Analyze the terminal output to locate any version of Pixelfed/pixelfed in your dependency tree. If any resolved version matches the vulnerable ranges listed in the table below (for example, versions earlier than 0.12.5), 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-863: Incorrect Authorization, where the product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. In Pixelfed/pixelfed, 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

Pixelfed before 0.12.5 allows anyone to follow private accounts and see private posts on other Fediverse servers. This affects users elsewhere in the Fediverse, if they otherwise have any followers from a Pixelfed instance.

CVE-2025-30741 Affected Pixelfed/pixelfed Versions

1 component(s)
Fixed Versions:
0.12.5
Product / Package Ecosystem Affected Versions Fixed Version
pixelfed/pixelfed
 Packagist
< 0.12.5
0.12.5

References

NVD — CVE-2025-30741 NVD
https://nvd.nist.gov/vuln/detail/CVE-2025-30741
fokus.cool/2025/03/25/pixelfed... WEB
https://fokus.cool/2025/03/25/pixelfed-vulnerability.html
Pixelfed/pixelfed Source Repository REPOSITORY
https://github.com/pixelfed/pixelfed
Pixelfed/pixelfed Release RELEASE
https://github.com/pixelfed/pixelfed/releases/tag/v0.12.5
mastodon.social/@pixelfed/114215925... WEB
https://mastodon.social/@pixelfed/114215925957179498
news.ycombinator.com/item WEB
https://news.ycombinator.com/item?id=43474425

Frequently Asked Questions

What is CVE-2025-30741?
CVE-2025-30741 is a security vulnerability in Pixelfed/pixelfed involving Pixelfed may allow unauthorized actor to view private posts and private users under CWE-863: Incorrect Authorization.
Which Pixelfed/pixelfed versions are affected?
Affected versions include releases prior to 0.12.5 across affected packages: pixelfed/pixelfed.
What version fixes CVE-2025-30741?
Upgrading to 0.12.5 (or the latest patched release for your respective branch) resolves the vulnerability.
Is pixelfed/pixelfed affected?
Yes, pixelfed/pixelfed is affected in releases prior to 0.12.5. Upgrade your dependency to 0.12.5 or later.
What is the CVSS score of CVE-2025-30741?
CVE-2025-30741 has a CVSS v3.1 base score of 4.3 (MODERATE) with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N.
What CWE is associated with CVE-2025-30741?
CVE-2025-30741 is classified under CWE-863: Incorrect Authorization (The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check.).
How can I check Packagist dependencies for CVE-2025-30741?
Run the dependency tree command: 'inspect dependencies for pixelfed/pixelfed'. 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-7287-grhx-542x",
  "modified" : "2025-03-26T14:53:15Z",
  "published" : "2025-03-25T21:31:34Z",
  "aliases" : [ "CVE-2025-30741" ],
  "summary" : "Pixelfed may allow unauthorized actor to view private posts and private users",
  "details" : "Pixelfed before 0.12.5 allows anyone to follow private accounts and see private posts on other Fediverse servers. This affects users elsewhere in the Fediverse, if they otherwise have any followers from a Pixelfed instance.",
  "severity" : [ {
    "type" : "CVSS_V3",
    "score" : "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N"
  } ],
  "affected" : [ {
    "package" : {
      "ecosystem" : "Packagist",
      "name" : "pixelfed/pixelfed"
    },
    "ranges" : [ {
      "type" : "ECOSYSTEM",
      "events" : [ {
        "introduced" : "0"
      }, {
        "fixed" : "0.12.5"
      } ]
    } ]
  } ],
  "references" : [ {
    "type" : "ADVISORY",
    "url" : "https://nvd.nist.gov/vuln/detail/CVE-2025-30741"
  }, {
    "type" : "WEB",
    "url" : "https://fokus.cool/2025/03/25/pixelfed-vulnerability.html"
  }, {
    "type" : "PACKAGE",
    "url" : "https://github.com/pixelfed/pixelfed"
  }, {
    "type" : "WEB",
    "url" : "https://github.com/pixelfed/pixelfed/releases/tag/v0.12.5"
  }, {
    "type" : "WEB",
    "url" : "https://mastodon.social/@pixelfed/114215925957179498"
  }, {
    "type" : "WEB",
    "url" : "https://news.ycombinator.com/item?id=43474425"
  } ],
  "database_specific" : {
    "cwe_ids" : [ "CWE-863" ],
    "severity" : "MODERATE",
    "github_reviewed" : true,
    "github_reviewed_at" : "2025-03-26T14:53:15Z",
    "nvd_published_at" : "2025-03-25T21:15:43Z"
  }
}