CVE-2026-102489
Undisclosed RCE in Zammad v6.3 and higher
En bref
- Source
- NVD
- EPSS
- EPSS 1.96 % · centile 80 ()
- État
- PUBLISHED
- Publiée
- Mise à jour
- Attribuée par
- DIVD
- Statut NVD
- Analyzed
Description
Zammad versions 6.3.0 to 6.5.4 are vulnerable a session hijack vulnerability that leads to remote code execution as the zammad user. The bug is also present in version 7.0.0 to version 7.1.2, but not exploitable due to changes in the underlying framework.
Faiblesses (CWE)
- CWE-384 — Fixation de session
Références
- https://csirt.divd.nl/DIVD-2026-00015
- https://csirt.divd.nl/CVE-2026-102489
- https://zammad.com/en/advisories/cve-2026-102489-cve-2026-102490
- https://community.zammad.org/t/take-care-local-privilege-escalation-cve-2026-102490-is-reported-as-being-actively-exploited/21297/2
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-102489
Scores
| Version | Score | Vecteur | Évalué par |
|---|---|---|---|
| CVSS 4.0 | HIGH 8.7 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L/E:A/AU:Y/V:C | DIVD |
| CVSS 4.0 | CRITICAL 9.4 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/AU:Y/V:C | DIVD |
| CVSS 4.0 | CRITICAL 9.4 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H/E:A/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:Y/R:X/V:C/RE:X/U:X | NVD · csirt@divd.nl (Secondary) |
| CVSS 3.1 | CRITICAL 9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | NVD · nvd@nist.gov (Primary) |
Références européennes
- ENISA EUVD · EUVD-2026-90080
- GCVE · GCVE-0-2026-102489
Configurations affectées (CPE NVD)
cpe:2.3:a:zammad:zammad:*:*:*:*:*:*:*:*≥ 6.3.0 ≤ 6.5.4
Produits affectés
| Produit | Versions |
|---|---|
| Zammad GmbH · Zammad | unknown * < 6.3.0 ; affected 6.3.0 < 6.5.4 ; unknown 7.0.0 < 7.1.3 |
Sources
| Source | Licence |
|---|---|
| CVE List (CVEProject cvelistV5) | CVE Program Terms of Use |
| CISA Known Exploited Vulnerabilities | CC0 1.0 |
| EPSS (FIRST.org) | FIRST — attribution requested |
| ENISA EUVD | ENISA — reproduction authorised, source acknowledged |
| NVD (NIST) via fkie-cad/nvd-json-data-feeds | Public domain — this product uses data from the NVD API but is not endorsed or certified by the NVD |