9.8

CVE-2026-76498: cisco cisco application policy infrastructure controller (apic) Improper Access Control

CVSS: 9.8v3.1CriticalAwaiting analysis
Published 07-10-2026Last modified 07-10-2026
Open JSON

Vulnerability summary

CVE-2026-76498 is a critical (CVSS 9.8) Improper Access Control vulnerability in cisco cisco application policy infrastructure controller (apic). EPSS estimates a 0.30% chance of exploitation in the next 30 days, higher than 21.4% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)
EPSS score
0.30%
0%100%
Low · Change unavailable
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 07-10-2026
    PublishedVulnerability first disclosed.
  2. 07-10-2026
    Last modifiedVulnerability information updated.

Description

As part of Cisco's ongoing commitment to proactive security and product quality, the Cisco Application Policy Infrastructure Controller (APIC) engineering team has conducted a comprehensive internal security review. This review resulted in software hardening releases that address multiple internally discovered vulnerabilities. The vulnerabilities tracked by CVE-2026-76498 are related to improper access control issues that are grouped under the Common Weakness Enumeration (CWE) Pillar CWE-284.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.30%

Chance of exploitation in the next 30 days

Percentile

21%

Versus all other CVEs

30-day change

Change unavailable

Change unavailable

08-10-202620-10-2026
EPSS score
0.30%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Cisco1 product
  • cisco 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)

1 vendor · 1 product

References

1 links