CVE-2026-33118

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.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.56% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 44.1% of scored records. A rank, not a probability.

NVD base score

4.3 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-19.

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.

Published

2026-04-10 21:20Z4 MO AGO

Last updated

2026-08-14 16:31Z21 DAYS AGO

Reserved

2026-03-17

Assigning CNA

microsoft

Record state

PUBLISHED

Severity

Medium (CVSS 4.3)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C

Weaknesses

• CWE-451User Interface (UI) Misrepresentation of Critical InformationClass

Data version

5.2

Document digest

478b085286195491e835d909e2d7e5e225f9a9e41ec9ff3bbee52149ac4e206a

• msrc.microsoft.comMicrosoft Edge (Chromium-based) Spoofing Vulnerabilityhttps://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33118vendor-advisorypatch