CVE-2026-49235 Vulnerability Analysis & Exploit Details

CVE-2026-49235
Vulnerability Scoring

7.5

/10

Very High Risk

Highly exploitable, CVE-2026-49235 poses a critical security risk that could lead to severe breaches.

Attack Complexity Details

Attack Complexity: Low
Exploits can be performed without significant complexity or special conditions.
Attack Vector: Network
Vulnerability is exploitable over a network without physical access.
Privileges Required: None
No privileges are required for exploitation.
Scope: Unchanged
Exploit remains within the originally vulnerable component.
User Interaction: None
No user interaction is necessary for exploitation.

CVE-2026-49235 Details

Status: Analyzed

Last updated: 🕜 12 Jun 2026, 01:37 UTC
Originally published on: 🕒 08 Jun 2026, 15:16 UTC

Time between publication and last update: 3 days

CVSS Release: version 3

CVSS3 Source

nvd@nist.gov

CVSS3 Type

Primary

CVSS3 Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CVE-2026-49235 Vulnerability Summary

CVE-2026-49235: When Routinator encounters a file via RRDP using a specifically crafted Document Type Definition, Routinator crashes.

Assessing the Risk of CVE-2026-49235

Access Complexity Graph

The exploitability of CVE-2026-49235 depends on two key factors: attack complexity (the level of effort required to execute an exploit) and privileges required (the access level an attacker needs).

Exploitability Analysis for CVE-2026-49235

With low attack complexity and no required privileges, CVE-2026-49235 is an easy target for cybercriminals. Organizations should prioritize immediate mitigation measures to prevent unauthorized access and data breaches.

Understanding AC and PR

A lower complexity and fewer privilege requirements make exploitation easier. Security teams should evaluate these aspects to determine the urgency of mitigation strategies, such as patch management and access control policies.

Attack Complexity (AC) measures the difficulty in executing an exploit. A high AC means that specific conditions must be met, making an attack more challenging, while a low AC means the vulnerability can be exploited with minimal effort.

Privileges Required (PR) determine the level of system access necessary for an attack. Vulnerabilities requiring no privileges are more accessible to attackers, whereas high privilege requirements limit exploitation to authorized users with elevated access.

CVSS Score Breakdown Chart

Above is the CVSS Sub-score Breakdown for CVE-2026-49235, illustrating how Base, Impact, and Exploitability factors combine to form the overall severity rating. A higher sub-score typically indicates a more severe or easier-to-exploit vulnerability.

CIA Impact Analysis

Below is the Impact Analysis for CVE-2026-49235, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

Confidentiality: None
CVE-2026-49235 has no significant impact on data confidentiality.
Integrity: None
CVE-2026-49235 poses no threat to data integrity.
Availability: High
CVE-2026-49235 can disrupt system operations, potentially causing complete denial of service (DoS).

CVE-2026-49235 References

External References

https://www.nlnetlabs.nl/downloads/routinator/CVE-2026-49235.txt

CWE Common Weakness Enumeration

CWE-755

Vulnerable Configurations

cpe:2.3:a:nlnetlabs:routinator:-:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:-:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.1.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.1.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.1.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.1.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.1.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.2.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.2.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.2.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.2.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.3.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.3.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.3.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.3.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.3.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.3.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.3.3:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.3.3:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.4.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.4.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.5.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.5.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.0:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.3:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.3:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.4:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.6.4:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.0:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.0:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.1:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.1:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.1:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.1:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.1:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.7.1:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.1:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.1:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.1:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.1:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.2:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.2:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.2:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.2:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.3:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.3:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.3:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.8.3:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.9.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.9.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.9.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.9.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.9.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.9.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.9.0:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.9.0:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.0:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.0:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.1:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.10.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.12.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.12.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.12.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.12.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.1:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.1:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.1:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.1:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.13.2:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.0:rc2:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.0:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.0:rc3:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.2:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.2:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.2:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.14.2:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.15.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.15.0:-:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.15.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.15.0:rc1:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.15.1:*:*:*:*:*:*:*
cpe:2.3:a:nlnetlabs:routinator:0.15.1:*:*:*:*:*:*:*

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