CVE-2026-33267 Vulnerability Analysis & Exploit Details

CVE-2026-33267
Vulnerability Scoring

10.0
/10
Critical Risk

As a catastrophic security flaw, CVE-2026-33267 has severe implications, demanding immediate intervention.

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: Changed
    Successful exploitation can impact components beyond the vulnerable component.
  • User Interaction: None
    No user interaction is necessary for exploitation.

CVE-2026-33267 Details

Status: Analyzed

Last updated: 🕡 05 Aug 2026, 18:35 UTC
Originally published on: 🕗 29 Jul 2026, 08:16 UTC

Time between publication and last update: 7 days

CVSS Release: version 3

CVSS3 Source

security@apache.org

CVSS3 Type

Secondary

CVSS3 Vector

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

CVE-2026-33267 Vulnerability Summary

CVE-2026-33267: Improper Input Validation vulnerability in Apache Traffic Server. This issue affects Apache Traffic Server: from 9.2.0 through 9.2.14, from 10.1.0 through 10.1.3. Users are recommended to upgrade to version 9.2.15 or 10.1.4, which fixes the issue.

Assessing the Risk of CVE-2026-33267

Access Complexity Graph

The exploitability of CVE-2026-33267 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-2026-33267

With low attack complexity and no required privileges, CVE-2026-33267 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-2026-33267, 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-2026-33267, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: High
    Exploiting CVE-2026-33267 can result in unauthorized access to sensitive data, severely compromising data privacy.
  • Integrity: High
    CVE-2026-33267 could allow unauthorized modifications to data, potentially affecting system reliability and trust.
  • Availability: None
    CVE-2026-33267 does not impact system availability.

CVE-2026-33267 References

External References

CWE Common Weakness Enumeration

NVD-CWE-noinfo

Vulnerable Configurations

  • cpe:2.3:a:apache:traffic_server:9.2.0:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.0:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.1:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.1:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.1:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.1:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.2:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.2:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.2:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.2:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.3:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.3:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.3:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.3:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.4:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.4:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.4:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.4:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.5:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.5:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.5:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.5:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.6:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.6:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.6:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.6:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.7:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.7:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.7:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.7:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.8:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.8:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.8:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.8:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.9:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.9:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.9:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.9:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.10:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.10:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.10:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.10:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.11:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.11:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.11:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.11:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.12:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.12:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.12:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.12:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.13:*:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.13:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.14:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.14:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:9.2.14:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:9.2.14:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.0:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.0:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.0:*:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.0:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.0:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.0:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.1:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.1:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.1:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.1:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.1:rc1:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.1:rc1:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.2:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.2:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.2:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.2:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.3:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.3:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.3:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.3:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.3:rc1:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.3:rc1:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.4:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.4:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.4:*:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.4:*:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.4:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.4:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.5:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.5:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.5:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.5:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.6:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.6:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.0.6:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.0.6:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.0:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.0:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.0:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.0:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.0:rc1:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.0:rc1:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.1:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.1:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.1:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.1:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.1:rc1:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.1:rc1:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.2:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.2:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.2:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.2:rc0:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.3:-:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.3:-:*:*:*:*:*:*
  • cpe:2.3:a:apache:traffic_server:10.1.3:rc0:*:*:*:*:*:*
    cpe:2.3:a:apache:traffic_server:10.1.3:rc0:*:*:*:*:*:*

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