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CVE-2018-10139

22
FAUCET Score

CVE-2018-10139 is a medium-severity cross-site scripting (XSS) vulnerability affecting Palo Alto Networks PAN-OS versions 6.1.21 and earlier, 7.1.18 and earlier, and 8.0.11 and earlier, specifically within the GlobalProtect Gateway response. An unauthenticated attacker can inject arbitrary JavaScript or HTML, potentially leading to client-side compromise with low impact on confidentiality and integrity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this vulnerability. PAN-OS 8.1 is not affected.

Impacted Technologies

VendorProductVersion(s)CPE
<= 6.1.21CPE matchmatch criteria
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*
>= 7.1.0, <= 7.1.18CPE matchmatch criteria
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*
>= 8.0.0, <= 8.0.11CPE matchmatch criteria
cpe:2.3:o:paloaltonetworks:pan-os:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.52%
Probability of exploitation in next 30 days
EPSS Percentile
71.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0152 is in the 84th percentile among its peer group of 26,220 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

security.paloaltonetworks.com / CVE-2018-10139
securityfocus.com / bid/105111
Third Party AdvisoryVDB Entry
securitytracker.com / id/1041544
Third Party AdvisoryVDB Entry