01 Record
CVE-2026-6499
Incorrect Permission Assignment for Critical Resource vulnerability in ILM Informatique OpenConcerto allows Replace Binaries. This issue affects OpenConcerto: 1.7.5.
LowPUBLISHEDCNA: TCS-CERT
CNA base score2.4 CVSS v4.0CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
02 Description
Incorrect Permission Assignment for Critical Resource vulnerability in ILM Informatique OpenConcerto allows Replace Binaries. This issue affects OpenConcerto: 1.7.5.
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 ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.09% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 0.6% of scored records. A rank, not a probability.
- NVD base score
- 2.4 (CVSS v4.0), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/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:X/R:X/V:X/RE:X/U:X
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-26.
- 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
- 2026-05-04 14:08Z5 MO AGO
- Last updated
- 2026-05-04 14:43Z5 MO AGO
- Reserved
- 2026-04-17
- Assigning CNA
- TCS-CERT
- Record state
- PUBLISHED
- Severity
- Low (CVSS 2.4)
- CNA CVSS vector
- CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
- Weaknesses
- CWE-732Incorrect Permission Assignment for Critical ResourceClass
- Data version
- 5.2
- Document digest
- 6fd7926d382071cdc539745e322abf66f27217d1da4841dab95ac9f833f7e1ba
05 Affected products
VendorProductVersionsPlatforms
06 References
- www.openconcerto.orghttps://www.openconcerto.org/fr/version-1.7.html