CVE-2019-1827 json
Cisco Small Business RV320 and RV325 Routers Online Help Reflected Cross-Site Scripting Vulnerability
published 2019-04-04 7 y ago modified 2026-06-17 4 mo ago also EUVD-2019-10384
- cvss
- 6.1
- version 3.0, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.3%
- EPSS 1.3% chance of exploitation in 30 days, percentile 70%
- public exploits
- 0
- none known
Summary
A vulnerability in the Online Help web service of Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers could allow an unauthenticated, remote attacker to conduct a reflected cross-site scripting (XSS) attack against a user of the service. The vulnerability exists because the Online Help web service of an affected device insufficiently validates user-supplied input. An attacker could exploit this vulnerability by persuading a user of the service to click a malicious link. A successful exploit could allow the attacker to execute arbitrary script code in the context of the affected service or access sensitive browser-based information.This vulnerability affects Cisco Small Business RV320 and RV325 Dual Gigabit WAN VPN Routers running firmware releases prior to 1.4.2.22.
Patch / fix
- Cisco Cisco Small Business RV Series Router Firmware 1.4.2.22
CISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- partial
- Assessed
- 23 mo ago
Exploit prediction
1.27% chance of exploitation in the next 30 days, higher than 70% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 3.0 | 6.1 | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
Affected products
- Cisco Cisco Small Business RV Series Router Firmware
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
tools.cisco.com
/security/center/content/CiscoSecurityAdvisory/cisco-sa-20190404-rv-xss
vendor-advisory
-
securityfocus.com
/bid/107776
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2019-1827
- NVD CVE-2019-1827
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