01 Record
CVE-2026-76500
Cisco Application Policy Infrastructure Controller Hardening Release: October 2026 - Improper Control of a Resource Through its Lifetime Vulnerabilities
CriticalPUBLISHEDCNA: cisco
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 Description
Cisco Application Policy Infrastructure Controller Hardening Release: October 2026 - Improper Control of a Resource Through its Lifetime Vulnerabilities
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.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 0.32% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 25.3% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Awaiting Analysis. NVD last modified this record on 2026-10-08.
- 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
- 2026-10-07 16:17Z22 DAYS AGO
- Last updated
- 2026-10-08 15:31Z21 DAYS AGO
- Reserved
- 2026-08-19
- Assigning CNA
- cisco
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-664Improper Control of a Resource Through its LifetimePillar
- Data version
- 5.2
- Document digest
- 05133d7228c095ea7ac4246f8b10eb385e227c4b056a6be4c18b704580d65ce9
05 Affected products
VendorProductVersionsPlatforms
CiscoCisco Application Policy Infrastructure Controller (APIC)5.2(1g), 5.2(2e), 5.2(2f), 5.2(2g), 5.2(2h), 5.2(3f), 5.2(3e), 5.2(3g), 5.2(4d), 5.2(4e), 5.2(5d), 5.2(5c), 6.0(1g), 5.2(5e), 5.2(4f), 5.2(6e), 6.0(1j), 5.2(6g), 5.2(7f), 5.2(7g), 6.0(2h), 5.2(6h), 5.2(4h), 5.2(8d), 6.0(2j), 5.2(8e), 6.0(3d), 6.0(3e), 5.2(8f), 5.2(8g), 5.3(1d), 5.2(8h), 6.0(4c), 5.3(2a), 5.2(8i), 6.0(5h), 5.3(2b), 6.0(3g), 6.0(5j), 5.3(2c), 6.0(6c), 6.1(1f), 6.0(7e), 5.3(2d), 6.0(8d), 6.0(8e), 6.1(2f), 6.0(8f), 5.3(2e), 6.1(2g), 5.3(2f), 6.0(9c), 6.1(3f), 6.0(9d), 6.0(6g), 6.0(6h), 6.0(8h), 6.1(3g), 6.1(4h), 6.0(9e), 6.1(5e), 6.2(1f), 6.2(1g), 6.0(9f), 6.2(2e)—
06 References
- sec.cloudapps.cisco.comcisco-sa-hardening-apic-UOXWtfhhttps://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-hardening-apic-UOXWtfh