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CVE-2019-12277 — Vulnerability in Blogifier.Core — CVE Details

CRITICAL

Blogifier does not properly restrict APIs

Published May 24, 2022Updated April 4, 2025Source: osv

Summary

Blogifier 2.3 before 2019-05-11 does not properly restrict APIs, as demonstrated by missing checks for `..` in a pathname. The issue is patched in the `2.4` branch, but `2.5.5` is the lowest available patched version on https://www.nuget.org/packages/Blogifier.Core.

Advisory Timeline

  • First published May 24, 2022 (1602 days ago).
  • Last revised April 4, 2025 — 1046 days after initial publication.

Remediation

Upgrade to the fixed version using your package manager.

NuGet
Update Blogifier.Core to 2.5.5 or later
dotnet add package Blogifier.Core --version 2.5.5

After upgrading, run your dependency scanner again to confirm the vulnerability is resolved.

Affected Packages (1)

Affects 1 ecosystem: nuget (1).

PackageEcosystemAffectedFixed In
Blogifier.Core
nuget
1.0.0, 1.1.0, 1.2.0, 1.2.1 (+17 more)2.5.5

Vulnerability Classification

Common Weakness Enumeration (CWE) identifiers for this vulnerability type.

CVSS Score Breakdown

What the CVSS (Common Vulnerability Scoring System) 9.8 score means for each attack dimension.

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

Frequently Asked Questions

What is CVE-2019-12277?
Blogifier does not properly restrict APIs This vulnerability has been assigned a severity rating of CRITICAL (CVSS score: 9.8/10).
How do I check if my project is affected by CVE-2019-12277?
CVE-2019-12277 affects Blogifier.Core. Use GeekWala's free vulnerability scanner to check your dependencies against CVE-2019-12277 and 200,000+ other known vulnerabilities.

Severity & Exploitability

CVSS Score
9.8

Exploitation is straightforward and causes maximum impact. Patch immediately.

Also Known As

GHSA-qcx4-gfh8-w5p5

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