01 Record
CVE-2026-2035
Deciso OPNsense diag_backup.php filename Command Injection Remote Code Execution Vulnerability
MediumPUBLISHEDCNA: zdi
CNA base score6.8 CVSS v3.xCVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
02 Description
Deciso OPNsense diag_backup.php filename Command Injection Remote Code Execution Vulnerability
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 1.59% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 75.2% of scored records. A rank, not a probability.
- NVD base score
- 6.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Deferred. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-02-20 22:13Z8 MO AGO
- Last updated
- 2026-02-24 14:59Z8 MO AGO
- Reserved
- 2026-02-06
- Assigning CNA
- zdi
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.8)
- CNA CVSS vector
- CVSS:3.0/AV:A/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')Base
- Data version
- 5.2
- Document digest
- 0fab2e9c9789dfb5b46f056355c9a77bdd799b9c87b7011776baa7014b99649a
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.zerodayinitiative.comZDI-26-078https://www.zerodayinitiative.com/advisories/ZDI-26-078/
- github.comvendor-provided URLhttps://github.com/opnsense/core/commit/cb15c935137d05c86a1e6cf12af877e9c32a23af