CVE-2018-5109

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.60% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 48.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/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

2018-06-11 21:00Z8 YR AGO

Last updated

2024-08-05 05:26Z2 YR AGO

Reserved

2018-01-03

Assigning CNA

mozilla

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-346Origin Validation ErrorClass

Data version

5.1

Document digest

eff45b0a8f4b065cad3a1eab73e05ba9f26d724941c9d0916e28a1853ec27e6f

• bugzilla.mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1405599x_refsource_CONFIRM
• www.securitytracker.com1040270http://www.securitytracker.com/id/1040270vdb-entryx_refsource_SECTRACK
• usn.ubuntu.comUSN-3544-1https://usn.ubuntu.com/3544-1/vendor-advisoryx_refsource_UBUNTU
• www.securityfocus.com102786http://www.securityfocus.com/bid/102786vdb-entryx_refsource_BID
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2018-02/x_refsource_CONFIRM