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PatchSiren cyber security CVE debrief

CVE-2026-76755 Drupal CVE debrief

A vulnerability exists in the Drupal Gammu SMS Daemon. This issue affects Gammu SMS Daemon versions: *.*. The CVSS score is 5.9, and the severity is MEDIUM. The vulnerability is classified as a result of insufficient validation of user input. Defenders responsible for Drupal Gammu SMS Daemon installations should assess exposure and prioritize verification of affected versions and potential impact. The CVE record and NVD entry provide limited information about the vulnerability. Further analysis is required to determine the scope of affected versions and potential impact.

Vendor
Drupal
Product
Gammu SMS Daemon
CVSS
MEDIUM 5.9
CISA KEV
Not listed in stored evidence
Original CVE published
2026-09-02
Original CVE updated
2026-09-19
Advisory published
2026-09-02
Advisory updated
2026-09-19

Who should care

Defenders responsible for Drupal Gammu SMS Daemon installations should assess exposure and prioritize verification of affected versions and potential impact. This includes operators, platform administrators, vulnerability management teams, and security teams who need to verify affected versions and potential impact. They should also monitor for potential exploitation attempts and review compensating controls for ExPO

Why it matters

The vulnerability in Drupal Gammu SMS Daemon has a CVSS score of 5.9 and is classified as MEDIUM severity. Defenders responsible for Drupal Gammu SMS Daemon installations should assess exposure and prioritize verification of affected versions and potential impact.

  • Defenders should verify affected versions and potential impact
  • Defenders should monitor for potential exploitation attempts

Technical summary

The Drupal Gammu SMS Daemon vulnerability has a CVSS score of 5.9 and is classified as MEDIUM severity. The affected versions are not specified. The vulnerability is a result of insufficient validation of user input, which could allow an attacker to exploit the system. Defenders should assess exposure and prioritize verification of affected versions and potential impact. The CVE record and NVD entry provide limited information about the vulnerability.

Defensive priority

Defenders should assess exposure and prioritize verification of affected versions and potential impact.

Recommended defensive actions

  • Assess exposure to the vulnerability
  • Verify affected versions and potential impact
  • Monitor for potential exploitation attempts

Evidence notes

The CVE record and NVD entry provide limited information about the vulnerability. Further analysis is required to determine the scope of affected versions and potential impact.

Sources and references

Verified primary and authoritative sources

  • CVE-2026-76755 CVE Program record

    Publisher, destination, and source semantics verified

    URL: https://www.cve.org/CVERecord?id=CVE-2026-76755

    CVE Program - Official CVE Program record with source-provided CVE metadata.

  • CVE-2026-76755 NVD vulnerability detail

    Publisher, destination, and source semantics verified

    URL: https://nvd.nist.gov/vuln/detail/CVE-2026-76755

    NIST National Vulnerability Database - Official NIST NVD detail page and source-specific vulnerability assessment.

Supplemental references

Methodology and review provenance

AI-assisted synthesis based on stored public vulnerability evidence. System validation, approval state, and publication status do not by themselves establish human review of this revision. PatchSiren helps prioritize defensive review and does not prove exposure or remediation on any system.