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Vulnerabilities

Vulnerability · GHSA-mhm7-754m-9p8w

GHSA-mhm7-754m-9p8w is listed by bypass for creator properties with.

Published Jul 10, 2026 · catalog updated Jul 10, 2026 · the affected product

Last checked Nov 2, 2026. A connected source was read within the last 7 days.

Open the advisory

Exploitation likelihood is not on this record for GHSA-mhm7-754m-9p8w. A missing EPSS score is not a low risk. Compare the affected product with the linked advisory before you change production.

Gaps on this record

  • No plain product name is stored. The page cannot tell you which product to check.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
  • EPSS is missing. A missing score is not a low risk.
Severity
Medium6.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
Awaiting synchronization with FIRST
Remediation
Version ranges on file
Affected products
maven com.fasterxml.jackson.core:jackson-databind

GHSA-mhm7-754m-9p8w is listed by bypass for creator properties with.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • maven com.fasterxml.jackson.core:jackson-databind>= 2.18.0, <= 2.18.8
  • maven com.fasterxml.jackson.core:jackson-databind>= 2.21.0, <= 2.21.4

How to fix GHSA-mhm7-754m-9p8w

  • Upgrade

    GHSA-mhm7-754m-9p8w lists a fix boundary at 2.18.8. Compare the installed build with that boundary before you change production.

  • Version check

    Affected <= 2.18.8

  • Advisory

    Open the inventory_github record and follow its fix.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

Exploitation likelihood is not on this record for GHSA-mhm7-754m-9p8w. A missing EPSS score is not a low risk. Compare the affected product with the linked advisory before you change production.

Which versions are affected?

Compare what you have installed with >= 2.18.0, <= 2.18.8, >= 2.21.0, <= 2.21.4. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS is not on this record yet. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Technology hubs

Jackson security

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Jul 10, 2026 · Maintainer security tabs

    Detected

    GHSA-mhm7-754m-9p8w is listed by bypass for creator properties with.

Sources

  • Maintainer security tabsVendor advisoryGHSA-mhm7-754m-9p8w

    ## Summary In , the active-view ( ) filter was applied only to the regular bean-property branch; the creator-property branch performed no check. A constructor parameter annotated with both and is populated from attacker JSON even when a more restrictive view is active. This is a patch gap. GHSA-5hh8 (CVE-2026-54517) and GHSA-rcqc (CVE-2026-54518) descriptions cover only the main property-based pat

    github.com

Freshness

Last verified in this catalog Jul 10, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • Maintainer security tabsNov 2, 2026