Medium severity · published Jan 10, 2018
CVE-2017-16878
Cross-site scripting (XSS) vulnerability in the Captive Portal function in Palo Alto Networks PAN-OS before 8.0.7 allows remote attackers to inject arbitrary web script or HTML by…
6.1
CVSS
1.1%
EPSS
No
On KEV
Description
Cross-site scripting (XSS) vulnerability in the Captive Portal function in Palo Alto Networks PAN-OS before 8.0.7 allows remote attackers to inject arbitrary web script or HTML by leveraging an unspecified configuration.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)1.1% · higher than 66% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
PA
PAN-OS · Palo Alto Networks
before 8.0.7 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-16878
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-16878
Third Party Advisory
http://www.securitytracker.com/id/1040148
security.paloaltonetworks.com
https://security.paloaltonetworks.com/CVE-2017-16878
More from PAN-OS
10.0
CVE-2024-3400
PAN-OS: Arbitrary File Creation Leads to OS Command Injection Vulnerability in GlobalProtect
10.0
CVE-2020-2021
PAN-OS: Authentication Bypass in SAML Authentication
9.8
CVE-2026-109618
RCE via OOM corruption
9.8
CVE-2026-0300
PAN-OS: Unauthenticated user initiated Buffer Overflow Vulnerability in User-ID™ Authentication Portal
9.8
CVE-2024-0012
PAN-OS: Authentication Bypass in the Management Web Interface (PAN-SA-2024-0015)