Vulnerability record/PUBLISHED/Published Nov 6, 2026 07:46:53 UTC

CVE-2026-121822

A vulnerability has been identified in armeria versions 0.80.0 through 1.42.0, where attackers who control file names can cause stored cross-site scripting (XSS) when directory listing is enabled and a user views the listing.

Base score2.4/ 10

SeverityLowCVSS 4.0

Exploitability / impact

CVSS metric breakdown

Vector-derived attributes

Base severityLow

Attack vectorLocalAV

Attack complexityLowAC

Attack requirementsNoneAT

Privileges requiredLowPR

User interactionPassiveUI

Vulnerable system confidentialityNoneVC

Vulnerable system integrityNoneVI

Vulnerable system availabilityNoneVA

Subsequent system confidentialityLowSC

Subsequent system integrityLowSI

Subsequent system availabilityNoneSA

CVSS vector stringCVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N

CVSS communicates standardized severity and impact characteristics. It does not establish whether a system is exploitable in your specific environment.

Record context

CVE Numbering AuthorityLY-Corporation

Last updatedNov 6, 2026 07:46:53 UTC

PublishedNov 6, 2026 07:46:53 UTC

ReservedNov 4, 2026 05:50:04 UTC