Is there a public exploit for CVE-2026-121822?

No public exploit for CVE-2026-121822 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-121822?

CVE-2026-121822 scores CVSS 2.4 (v4.0), rated low.

What does CVE-2026-121822 affect?

CVE-2026-121822 affects LY Corporation Armeria.

2.4 Low

A vulnerability has been identified in armeria versions 0.80.0 through 1.42.0, where attackers who control file names can cause stored…

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.

Assessment

CVSS: 2.4 (v4.0)
Severity: Low
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 6 November 2026
Last updated: 6 November 2026
Affected: LY Corporation · Armeria
Assigner: LY-Corporation

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

At the source

EUVD (ENISA)

References

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