CVE-2017-16907

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

1.08% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 62.6% of scored records. A rank, not a probability.

NVD base score

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

NVD CVSS vector

CVSS:3.0/AV:N/AC:L/PR:L/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

2017-11-20 20:00Z8 YR AGO

Last updated

2024-08-05 20:35Z2 YR AGO

Reserved

2017-11-20

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

3a30e7f52f53826e1b9f60e16c173902bd6bf32f344c5ef7a2f83d7e5654a31c

• code610.blogspot.comhttp://code610.blogspot.com/2017/11/rce-via-xss-horde-5219.htmlx_refsource_MISC
• github.comhttps://github.com/horde/base/commit/fb2113bbcd04bd4a28c46aad0889fb0a3979a230x_refsource_CONFIRM
• lists.debian.org[debian-lts-announce] 20200829 [SECURITY] [DLA 2349-1] php-horde security updatehttps://lists.debian.org/debian-lts-announce/2020/08/msg00046.htmlmailing-listx_refsource_MLIST
• lists.debian.org[debian-lts-announce] 20200829 [SECURITY] [DLA 2348-1] php-horde-core security updatehttps://lists.debian.org/debian-lts-announce/2020/08/msg00047.htmlmailing-listx_refsource_MLIST