CVE-2026-19636 Vulnerability Analysis & Exploit Details

CVE-2026-19636
Vulnerability Scoring

5.3
/10
Significant Risk

Security assessments indicate that CVE-2026-19636 presents a notable risk, potentially requiring prompt mitigation.

Attack Complexity Details

  • Attack Complexity: High
    Exploits require significant effort and 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: Required
    User interaction is necessary for successful exploitation.

CVE-2026-19636 Details

Status: Received on 14 Aug 2026, 18:17 UTC

Published on: 14 Aug 2026, 18:17 UTC

CVSS Release: version 3

CVSS3 Source

vulnreport@tenable.com

CVSS3 Type

Secondary

CVSS3 Vector

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

CVE-2026-19636 Vulnerability Summary

CVE-2026-19636: An issue was identified in which CSRF tokens were generated using a predictable method, potentially reducing their effectiveness as a security control. This has been addressed by improving the randomness and entropy of token generation.

Assessing the Risk of CVE-2026-19636

Access Complexity Graph

The exploitability of CVE-2026-19636 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-2026-19636

CVE-2026-19636 presents a challenge to exploit due to its high attack complexity, but the absence of privilege requirements still makes it a viable target for skilled attackers. A thorough security review is advised.

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-2026-19636, 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-2026-19636, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2026-19636 has no significant impact on data confidentiality.
  • Integrity: High
    CVE-2026-19636 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: None
    CVE-2026-19636 does not impact system availability.

CVE-2026-19636 References

External References

CWE Common Weakness Enumeration

CWE-1270

CAPEC Common Attack Pattern Enumeration and Classification

  • Exploit Non-Production Interfaces CAPEC-121 An adversary exploits a sample, demonstration, test, or debug interface that is unintentionally enabled on a production system, with the goal of gleaning information or leveraging functionality that would otherwise be unavailable.
  • Token Impersonation CAPEC-633 An adversary exploits a weakness in authentication to create an access token (or equivalent) that impersonates a different entity, and then associates a process/thread to that that impersonated token. This action causes a downstream user to make a decision or take action that is based on the assumed identity, and not the response that blocks the adversary.
  • Exploitation of Improperly Controlled Hardware Security Identifiers CAPEC-681 An adversary takes advantage of missing or incorrectly configured security identifiers (e.g., tokens), which are used for access control within a System-on-Chip (SoC), to read/write data or execute a given action.

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