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Common Weakness Enumeration

CWE-148

Improper Neutralization of Input Leaders

Category: VariantCVE: 3

Description

The product does not properly handle when a leading character or sequence ("leader") is missing or malformed, or if multiple leaders are used when only one should be allowed.

CVE vulnerabilities with CWE-148 (3)

8.1

CVSS

HIGH

CVE-2023-4853

A flaw was found in Quarkus where HTTP security policies are not sanitizing certain character permutations correctly when accepting requests, resulting in incorrect evaluation of permissions. This issue could allow an attacker to bypass the security policy altogether, resulting in unauthorized endpoint access and possibly a denial of service.

pub. 2023-09-20

7.5

CVSS

HIGH

CVE-2024-53856

rPGP is a pure Rust implementation of OpenPGP. Prior to 0.14.1, rPGP allows an attacker to trigger rpgp crashes by providing crafted data. This vulnerability is fixed in 0.14.1.

pub. 2024-12-05

5.1

CVSS

MEDIUM

CVE-2026-12862

Untrusted user data was passed verbatim to Excel exports for administrators. This allowed formula injection which can be used to compromise the environment of the user loading the file or other data in the file.

pub. 2026-06-22

Information

ID: CWE-148

Type: Variant

Vulnerabilities: 3

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