CVE-2017-18343

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

6.11% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 92.9% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

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

2018-07-20 00:00Z8 YR AGO

Last updated

2024-08-05 21:20Z2 YR AGO

Reserved

2018-07-19

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

• CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')Base

Data version

5.1

Document digest

5100b895487ab67e201bdcbd155295d16d33181818e1809485804bb57d672b80

• github.comhttps://github.com/symfony/symfony/pull/23684x_refsource_MISC
• github.comhttps://github.com/symfony/debug/pull/7/commits/e48bda29143bd1a83001780b4a78e483822d985cx_refsource_MISC
• github.comhttps://github.com/symfony/symfony/issues/27987x_refsource_MISC
• github.comhttps://github.com/barryvdh/laravel-debugbar/issues/850x_refsource_MISC