CVE-2026-31991 Vulnerability Analysis & Exploit Details

CVE-2026-31991
Vulnerability Scoring

3.7
/10
Moderate Risk

Exploiting CVE-2026-31991 requires specific conditions, leading to a moderate security impact.

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: Low
    Some privileges are necessary to exploit the vulnerability.
  • Scope: Unchanged
    Exploit remains within the originally vulnerable component.
  • User Interaction: Required
    User interaction is necessary for successful exploitation.

CVE-2026-31991 Details

Status: Analyzed

Published on: 19 Mar 2026, 02:16 UTC

CVSS Release: version 3

CVSS3 Source

disclosure@vulncheck.com

CVSS3 Type

Secondary

CVSS3 Vector

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

CVE-2026-31991 Vulnerability Summary

CVE-2026-31991: OpenClaw versions prior to 2026.2.26 contain an authorization bypass vulnerability where Signal group allowlist policy incorrectly accepts sender identities from DM pairing-store approvals. Attackers can exploit this boundary weakness by obtaining DM pairing approval to bypass group allowlist checks and gain unauthorized group access.

Assessing the Risk of CVE-2026-31991

Access Complexity Graph

The exploitability of CVE-2026-31991 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-2026-31991

This vulnerability, CVE-2026-31991, requires a high level of attack complexity and low privileges, making it difficult but not impossible to exploit. Organizations should ensure robust security configurations to mitigate risks.

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-2026-31991, 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-2026-31991, showing how Confidentiality, Integrity, and Availability might be affected if the vulnerability is exploited. Higher values usually signal greater potential damage.

  • Confidentiality: Low
    CVE-2026-31991 could lead to minor leaks of non-critical information without major privacy breaches.
  • Integrity: Low
    Exploiting CVE-2026-31991 may cause minor changes to data without severely impacting its accuracy.
  • Availability: None
    CVE-2026-31991 does not impact system availability.

CVE-2026-31991 References

External References

CWE Common Weakness Enumeration

CWE-863

Vulnerable Configurations

  • cpe:2.3:a:openclaw:openclaw:0.1.0:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:0.1.0:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:0.1.1:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:0.1.1:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:0.1.2:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:0.1.2:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:0.1.3:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:0.1.3:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:1.0.4:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:1.0.4:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:1.1.0:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:1.1.0:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:1.2.0:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:1.2.0:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:1.2.1:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:1.2.1:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:1.2.2:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:1.2.2:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:1.3.0:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:1.3.0:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2.0.0:beta1:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2.0.0:beta1:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2.0.0:beta2:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2.0.0:beta2:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2.0.0:beta3:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2.0.0:beta3:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2.0.0:beta4:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2.0.0:beta4:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2.0.0:beta5:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2.0.0:beta5:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.11-1:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.11-1:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.11-2:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.11-2:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.11-3:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.11-3:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.12-2:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.12-2:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.14-1:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.14-1:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.16-2:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.16-2:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.24-1:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.24-1:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.5:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.5:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.5-1:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.5-1:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.5-2:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.5-2:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.5-3:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.5-3:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.8:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.8:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.9:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.9:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.10:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.10:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.11:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.11:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.12:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.12:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.13:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.13:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.15:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.15:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.20:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.20:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.21:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.21:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.22:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.22:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.23:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.23:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.24:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.24:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.29:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.29:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.1.30:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.1.30:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.1:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.1:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.2:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.2:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.3:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.3:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.6:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.6:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.6-1:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.6-1:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.6-2:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.6-2:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.6-3:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.6-3:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.9:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.9:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.12:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.12:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.13:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.13:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.14:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.14:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.15:-:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.15:-:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.15:beta1:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.15:beta1:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.17:*:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.17:*:*:*:*:node.js:*:*
  • cpe:2.3:a:openclaw:openclaw:2026.2.19:beta1:*:*:*:node.js:*:*
    cpe:2.3:a:openclaw:openclaw:2026.2.19:beta1:*:*:*:node.js:*:*

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