Gammu SMS Daemon - Critical - Unsupported - SA-CONTRIB-2026-100
Summary
| CVE | CVE-2026-76756 |
|---|---|
| State | PUBLISHED |
| Assigner | drupal |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-09-02 13:18:10 UTC |
| Updated | 2026-09-19 15:17:01 UTC |
| Description | Vulnerability in Drupal Gammu SMS Daemon. This issue affects Gammu SMS Daemon versions: *.*. |
Risk And Classification
Primary CVSS: v3.1 5.9 MEDIUM from ADP
CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
EPSS: 0.001990000 probability, percentile 0.100000000 (date 2026-09-19)
Problem Types: CWE-119 | CWE-119 CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 3.1 | ADP | DECLARED | 5.9 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N |
| 3.1 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 | Secondary | 5.9 | MEDIUM | CVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N |
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
HighPrivileges Required
HighUser Interaction
NoneScope
UnchangedConfidentiality
HighIntegrity
HighAvailability
NoneCVSS:3.1/AV:N/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Drupal | Gammu SMS Daemon | affected *.* semver | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| disclosure.cmlara.com/2026/003-Gammu_smsd-TimingAttack | [email protected] | disclosure.cmlara.com | |
| www.drupal.org/sa-contrib-2026-100 | [email protected] | www.drupal.org | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Greg Knaddison (greggles) (en)
CNA: Heine Deelstra (heine) (en)
CNA: Juraj Nemec (poker10) (en)
CNA: Jess (xjm) (en)
There are currently no legacy QID mappings associated with this CVE.