Skip to main content
cvebuzz

CVE mentions, exploit signals, and PoC evidence in one fast public view.

CVE detail

CVE-2026-20898

Improper access control in the firmware for some in Alias Checking Trusted Module for some Intel(R) Xeon(R) processors may allow an escalation of privilege. Startup code and SMM adversary with a privileged user combined with a high complexity attack may enable escalation of privilege. This result may potentially occur via local access when attack requirements are not present without special internal knowledge and requires no user interaction. The potential vulnerability may impact the confidentiality (high), integrity (high) and availability (none) of the vulnerable system, resulting in subsequent system confidentiality (high), integrity (high) and availability (none) impacts.

CVSS 8.5 · HighBuzz score 11.9

Buzz score

Why this CVE is surfacing

Buzz score total 11.9

This all-time snapshot uses the same composite formula as Trending across a 30-year evidence window, rather than a current rolling window.

Buzz score components · mention 6.9 · diversity 5.0 · KEV 0.0 · OTX 0.0 · PoC 0.0
Mention score
6.9
1 evidence mentions in the snapshot
Diversity score
5.0
1 sources across 1 categories
KEV score
0.0
No KEV entry observed
OTX score
0.0
0 OTX pulses
PoC score
0.0
0 repos · best confidence N/A
Best PoC traction
0
Maximum stars on a matched PoC repo

Why it matters now

Mention timeline

Total mentions
1
within the 30d window
Peak daily
1
highest bucket

Evidence

Source links by recency

Newest mentions first
1 source links · newest first

Exploit code

Public exploit repository references

Public PoC repositories are third-party, potentially unsafe artifacts. Treat their code as untrusted and use it only on authorized systems in an isolated, least-privilege environment. cvebuzz does not execute the code or verify that an exploit works.

0 repository references · best confidence N/A · max 0 stars
No public PoC repositories have been matched yet.

Related records

Similar CVEs

6 related CVEs with shared weakness or product evidence
  • CVE-2026-13367

    IBM Informix Dynamic Server 14.10, and 15.0 contain a local privilege escalation vulnerability in the oninit setuid-root utility.

    CVSS 7.8 · High
    1 mention
  • CVE-2026-59917

    Dell Display and Peripheral Manager (DDPM Windows), versions prior to 2.3.0.17, contain Improper Access Control vulnerability. A low privileged attacker with local access could po…

    CVSS 7.8 · High
    1 mention
  • CVE-2026-59914

    Dell Display and Peripheral Manager (DDPM Windows), versions prior to 2.3.0.17, contain an Authentication Bypass by Spoofing vulnerability. A low privileged attacker with local ac…

    CVSS 7.8 · High
    1 mention
  • CVE-2026-67287

    Joomla Extension - joomshaper.com - Unauthenticated comment creation in SP Page Builder < 6.8.0 - An unauthenticated attacker can create comments on instances with disabled guest…

    CVSS 6.3 · Medium
    1 mention
  • CVE-2026-67284

    Joomla Extension - tabaoca.org - Improper ACL implementation allows file operations in Cotton Cloud < 2.0.3 - Authenticated users could perform various file-related operations (re…

    CVSS 5.3 · Medium
    1 mention
  • CVE-2026-67283

    Joomla Extension - tabaoca.org - Improper ACL implementation allows file operations in Cotton Cloud < 2.0.2 - Unauthenticated users could perform various file-related operations (…

    CVSS 6.9 · Medium
    1 mention