01 Record
CVE-2026-21488
iccDEV has Out-of-bounds Read, Heap-based Buffer Overflow and Improper Null Termination
MediumPUBLISHEDCNA: GitHub_M
CNA base score6.1 CVSS v3.xCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
02 Description
iccDEV has Out-of-bounds Read, Heap-based Buffer Overflow and Improper Null Termination
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
- 0.15% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 3.7% of scored records. A rank, not a probability.
- NVD base score
- 7.1 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H
- NVD analysis status
- Analyzed. 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
- 2026-01-06 13:52Z9 MO AGO
- Last updated
- 2026-01-06 14:22Z9 MO AGO
- Reserved
- 2025-12-29
- Assigning CNA
- GitHub_M
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.1)
- CNA CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H
- Weaknesses
- Data version
- 5.2
- Document digest
- 18df1ed3fb30c6942c96b20ffabd1e9a51f074349b6e2b14828350628923ab11
05 Affected products
VendorProductVersionsPlatforms