CVE-2026-91826 Vulnerability Analysis & Exploit Details

CVE-2026-91826
Vulnerability Scoring

4.4
/10
Medium Risk

The vulnerability CVE-2026-91826 could compromise system integrity but typically requires user interaction to be exploited.

Attack Complexity Details

  • Attack Complexity: Low
    Exploits can be performed without significant complexity or special conditions.
  • Attack Vector: Local
    Vulnerability requires local system 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-2026-91826 Details

Status: Received on 15 Sep 2026, 09:16 UTC

Published on: 15 Sep 2026, 09:16 UTC

CVSS Release: version 3

CVSS3 Source

PSIRT@samsung.com

CVSS3 Type

Secondary

CVSS3 Vector

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

CVE-2026-91826 Vulnerability Summary

CVE-2026-91826: Stack-based buffer overflow vulnerability in Samsung Opensource rLottie allows attackers to overflow buffers, leading to memory corruption when rendering crafted vector animations. This issue affects rLottie: 480a2ad0c5d2e45458c545b8213279e9e8b71e39.

Assessing the Risk of CVE-2026-91826

Access Complexity Graph

The exploitability of CVE-2026-91826 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-2026-91826

With low attack complexity and no required privileges, CVE-2026-91826 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-2026-91826, 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-2026-91826, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: None
    CVE-2026-91826 has no significant impact on data confidentiality.
  • Integrity: Low
    Exploiting CVE-2026-91826 may cause minor changes to data without severely impacting its accuracy.
  • Availability: Low
    CVE-2026-91826 may slightly degrade system performance without fully affecting service availability.

CVE-2026-91826 References

External References

CWE Common Weakness Enumeration

CWE-121

Protect Your Infrastructure against CVE-2026-91826: Combat Critical CVE Threats

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