CVE-2025-34490

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

0.71% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 53.3% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

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

2025-04-28 19:02Z1 YR AGO

Last updated

2025-11-19 01:26Z11 MO AGO

Reserved

2025-04-15

Assigning CNA

VulnCheck

Record state

PUBLISHED

Severity

Medium (CVSS 6.5)

CNA CVSS vector

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

Weaknesses

• CWE-611Improper Restriction of XML External Entity ReferenceBase

Data version

5.2

Document digest

47e925056cad023a26bc37542290dc8af332af866e63d1a842b16a5c2baabf3c

• frycos.github.iohttps://frycos.github.io/vulns4free/2025/04/28/mailessentials.htmlexploittechnical-description
• gfi.aihttps://gfi.ai/products-and-solutions/network-security-solutions/mailessentials/resources/documentation/product-releasesvendor-advisory
• www.vulncheck.comhttps://www.vulncheck.com/advisories/gfi-mailessentials-xxe-arbitrary-file-readthird-party-advisory