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CVE-2019-25368

🔶 medium
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Summary

OPNsense 19.1 contains multiple cross-site scripting vulnerabilities in the diag_backup.php endpoint that allow attackers to inject malicious scripts through multiple parameters including GDrive_GDriveEmail, GDrive_GDriveFolderID, GDrive_GDriveBackupCount, Nextcloud_url, Nextcloud_user, Nextcloud_password, Nextcloud_password_encryption, and Nextcloud_backupdir. Attackers can submit POST requests with script payloads in these parameters to execute arbitrary JavaScript in the context of authentica

Description

OPNsense 19.1 contains multiple cross-site scripting vulnerabilities in the diag_backup.php endpoint that allow attackers to inject malicious scripts through multiple parameters including GDrive_GDriveEmail, GDrive_GDriveFolderID, GDrive_GDriveBackupCount, Nextcloud_url, Nextcloud_user, Nextcloud_password, Nextcloud_password_encryption, and Nextcloud_backupdir. Attackers can submit POST requests with script payloads in these parameters to execute arbitrary JavaScript in the context of authenticated administrator sessions.

CVSS Score
5.4
Medium
EPSS Score
0.0
Exploit Probability
Published Date
2026-02-15
First Seen: 2026-02-16
📊 Relative Risk Intelligence

This CVE is Lower Risk - more severe than 22.8% of all 329,456 vulnerabilities in our database.

#254,389
Below average severity
Severity Percentile
🎯 CISA SSVC Assessment Updated: Feb 17, 2026
🔍 Exploitation Status
Poc
Proof-of-concept available
⚙️ Automatable
NO
Requires human interaction
💥 Technical Impact
Partial
Limited system impact
🏆 Discovered By
Ozer Goker
SSVC data provided by CISA
Last Modified 2026-02-18
Source NVD 🔗
CVSS Vector 3.1 CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
CVSS Vector 4.0 CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
CWE IDs (Weakness Types)
CWE-79

📦 Affected Products 1

Vendor Product Status Affected Versions
opnsense opnsense Affected
v19.1

🔗 References 4

https://forum.opnsense.org/index.php?topic=11469.0
Release Notes
https://opnsense.org
Product
https://www.exploit-db.com/exploits/46351
Exploit Third Party Advisory VDB Entry
https://www.vulncheck.com/advisories/opnsense-reflec...
Broken Link

🔗 Related CVEs 6

CVE ID Severity CVSS EPSS Summary Published
CVE-2026-44193 ⛔ critical 9.1 0.3 OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.7, the XMLRPC method opnsense.restore_config_se... 2026-05-13
CVE-2026-44194 ⛔ critical 9.1 0.1 OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.8, an authenticated Remote Code Execution (RCE)... 2026-05-13
CVE-2026-44195 🔶 medium 5.3 0.1 OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.7, a logic flaw in the OPNsense lockout_handler... 2026-05-13
CVE-2026-45158 ⛔ critical 9.1 0.2 OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.8, unsanitized user input is passed to the DHCP... 2026-05-13
CVE-2026-34578 ⚠️ high 8.2 0.3 OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.6, OPNsense's LDAP authentication connector pas... 2026-04-09
CVE-2026-30868 🔶 medium 6.3 0.0 OPNsense is a FreeBSD based firewall and routing platform. Prior to 26.1.4, multiple OPNsense MVC API endpoints perform ... 2026-03-11
These CVEs affect the same products