High 8.1Published Oct 13, 2026

CVE-2026-110097Ikaros 1.2.0 through 1.2.5 TOTP Authentication Bypass via Temp Token

Updated under an hour ago (Oct 28, 2026, 11:23 AM ET)

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It affects ikaros-dev ikaros. Add what you run to find out whether that includes you.

EPSS puts the chance of exploitation in the next 30 days at 0.54%, higher than 45% of scored CVEs.

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Exploited in the last 30 days

Ikaros 1.2.0 through 1.2.5 contains an authentication bypass vulnerability that allows attackers with a valid password to skip TOTP verification by reusing the login temp token. Attackers can present the temp token from the jwt/apply endpoint as a bearer JWT, refresh it, or use HTTP Basic login to gain full account access, including the master administrator.

CVSS: 8.1 HIGH (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE): CWE-287
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): 0.54% (percentile 45)
Assigned by: VulnCheck
NVD analysis: Deferred
Record last updated: Oct 14, 2026
First seen by InfoSec Signals: Oct 13, 2026

Affected products

Affected products

ikaros-dev ikaros ikaros_dev:ikaros (from the name)	from 1.2.0 through 1.2.5	CNA record

References

References

https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/ikaros-2fa-bypass-temp-token	third-party-advisory
https://github.com/ikaros-dev/ikaros/blob/v1.2.5/server/src/main/java/run/ikaros/server/security/authentication/jwt/JwtAuthenticationProvider.java#L57-L112	technical-description
https://github.com/ikaros-dev/ikaros/blob/v1.2.5/server/src/main/java/run/ikaros/server/security/authentication/jwt/JwtAuthenticationFilter.java#L30-L46	technical-description
https://github.com/ikaros-dev/ikaros/blob/v1.2.5/server/src/main/java/run/ikaros/server/security/SecurityEndpoint.java#L80-L118	technical-description
https://github.com/ikaros-dev/ikaros/releases/tag/v1.2.5	release-notes
https://www.vulncheck.com/advisories/ikaros-1.2.0-through-1.2.5-totp-authentication-bypass-via-temp-token	third-party-advisory
https://hackmd.io/@1ExmmukzRMWN7B4gQ4W-4Q/cve-2026-110097-ikaros-2fa-bypass-temp-token

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.