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CVE-2026-12605

Eclipse Glassfish server-side request forgery (SSRF)

9.6 CRITICALPublic exploitEPSS 0.43%
  1. Published6 Aug 2026

Description

In Eclipse GlassFish versions 8.0.x before 8.0.4, CSRF + SSRF in DownloadServlet ContentSources leaks the admin `gfresttoken` to attacker-controlled host if the victim is authenticated into the Admin Console -\> full unauthenticated takeover of Eclipse GlassFish domain until the token expires.

CVSS 3.1 breakdown

Attack vectorNetwork
Attack complexityLow
Privileges requiredNone
User interactionRequired
ScopeChanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Affected products

Eclipse Glassfish≥ 8.0.0 < 8.0.4

Remediation

Fixed in
Eclipse Glassfish≥ 8.0.4

References

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Frequently asked

Is CVE-2026-12605 being actively exploited?

CVE-2026-12605 is not in the CISA KEV catalog. A public exploit reference exists, so treat it as exploitable. Its EPSS exploit probability is 0.43%.

How severe is CVE-2026-12605?

CVE-2026-12605 has a CVSS 3.1 base score of 9.6, rated critical. EPSS estimates a 0.43% probability of exploitation.

Which products are affected by CVE-2026-12605?

Affected products include Eclipse Glassfish.

How do I fix CVE-2026-12605?

Upgrade affected software to a fixed version, for example Eclipse Glassfish 8.0.4 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2026-12605 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.