CVE Tools
Sign in

CVE-2026-48842

Published: May 25, 2026Updated: Jun 3, 2026 Sources: CVE List NVD BDUCWE-89
8.1HIGH
NVD MITRE
EPSS Score
0.8%
Top 49.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

Roundcube Webmail 1.6.x before 1.6.16 and 1.7.x before 1.7.1 has Pre-authentication SQL injection in the virtuser_query plugin via a preg_replace() backslash escape bypass.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:HPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
Open in CVSS calculator →

Weaknesses

CWE-89

Affected Products

WebmailRoundcube
Web App
Communications / email-server-client
RoundCube WebmailThe RoundCube Team
On-prem
Communications / email-server-client
roundcubeoss-projectDECommunicationsaka roundcube webmail, roundcube
the roundcube teamoss-projectCommunicationsaka roundcube webmail

Exploitability

Official Patch Available
No detection template yetWe can run the check for you — a free external exposure review, no install. Check my exposure

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

MITRE ATT&CK

1 technique
Initial Access
View detailed technique mapping

References

https://roundcube.net/news/2026/05/24/security-updates-1.6.16-and-1.7.1
roundcube.net
https://github.com/roundcube/roundcubemail/releases/tag/1.7.1
github.com
https://github.com/roundcube/roundcubemail/commit/3406183a9976e36f992d3468f37d0e2346526ee9
github.com
and 7 more references View all →

Timeline

Published
May 25, 2026
Last Updated
Jun 3, 2026

Unlock Complete Vulnerability Intelligence

Get the full picture for CVE-2026-48842 and every CVE in our database. Create a free account — no credit card required.

Create Free Account
Plain-language analysis
Impact assessment and exploitation scenario in plain English
Attack graph visualization
Interactive attack path and kill chain mapping
Exploit details & PoC links
ExploitDB, Metasploit, GitHub PoCs with direct links
Nuclei scanner templates
Ready-to-use vulnerability scanner templates
Full remediation guide
Patch instructions, workarounds, and compliance impact
Interactive AI chat
Ask questions about this vulnerability in natural language
Related vulnerabilities
Semantically similar CVEs and attack patterns
REST API & MCP access
Integrate vulnerability data into your workflows