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VulnerabilityPublished

CVE-2026-76444: Missing Authentication

Source GCVE Database

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Authoritative record:CVE-2026-76444· Medium 5.3

Not known to be exploited · CVSS 5.3 Medium.

Data as of 31 Oct 2026, 20:20 UTC

CVSS 3.1 base score
5.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.3% chance of exploitation in 30 days – higher than 28% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 16 Sep 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 31 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
CiscoCisco Identity Services Engine SoftwareAffected
  • =3.4.0
  • =3.5.0
Fixed in–
CiscoCisco ISE Passive Identity ConnectorAffected
  • =3.4.0
  • =3.5.0
Fixed in–

AI-suggested

Until a patch is available, restrict network access to the affected service and monitor for suspicious requests targeting the PRRT service.

Description

A vulnerability in Cisco ISE and Cisco ISE-PIC internal service allows unauthenticated remote attackers to retrieve sensitive configuration information due to missing authentication on the Policy Runtime Repository Table (PRRT) service. Exploitation requires sending a crafted request to the affected device. The vulnerability has a medium severity rating with a CVSS score of 5.3.

References

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