CVE Feed

    Dashboard / CVE / CVE-2021-20190

    CVE-2021-20190

    A flaw was found in jackson-databind before 2.9.10.7. FasterXML mishandles the interaction between serialization gadgets and typing. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.

    Published:Jan 16, 2021
    Last Modified:Aug 27, 2025
    EPS:Jan 19, 2021
    EPSS Score:0.00469
    CVSS Score:8.1

    Affected Products

    Vendor
    Apache
    Product
    Nifi
    Vendor
    Debian
    Product
    Debian Linux
    Vendor
    Fasterxml
    Product
    Jackson-databind
    Vendor
    Netapp
    Product
    Active Iq Unified Manager
    Vendor
    Netapp
    Product
    Oncommand Api Services
    Vendor
    Netapp
    Product
    Oncommand Insight
    Vendor
    Netapp
    Product
    Service Level Manager
    Vendor
    Oracle
    Product
    Commerce Guided Search And Experience Manager
    Vendor
    Redhat
    Product
    Logging
    Vendor
    Redhat
    Product
    Openshift

    Exploits

    https://github.com/dawetmaster/CVE-2021-20190-jackson-databind-vulnerable

    Common Attack Pattern Enumeration and Classification (CAPEC)

    CAPEC-586 Object Injection

    Related CVEs

    CVE-2026-68981 (CVSS 8.8) — Apache NiFi 1.5.0 through 2.10.0 support gzip-encoded HTTP requests for the application REST API using a Jerse…
    CVE-2026-68980 (CVSS 2.3) — Apache NiFi 2.0.0 through 2.10.0 support creating, reading, and deleting Assets associated with Parameter Cont…
    CVE-2026-62354 (CVSS 7.7) — Authorization handling for Parameter Context validation requests in Apache NiFi 1.10.0 through 2.10.0 allows c…
    CVE-2026-68979 (CVSS 5.9) — Apache NiFI 1.10.0 through 2.10.0 provide a Parameter Context update REST API method that does not enforce aut…
    CVE-2026-44914 (CVSS 7.5) — Apache NiFi 1.12.0 through 2.9.0 are missing authorization when replacing Process Groups that include extensio…
    CVE-2026-44911 (CVSS 2.3) — Authorization handling for component configuration verification requests in Apache NiFi 1.15.0 through 2.9.0 a…
    CVE-2026-44913 (CVSS 5.2) — Improper escaping of database table names in the CaptureChangeMySQL Processor included with Apache NiFi 1.2.0 …
    CVE-2026-54665 (CVSS 6.3) — Apache NiFi 0.0.1 through 2.9.0 support building qualified URLs from one of several HTTP request headers that …
    CVE-2026-39816 (CVSS 7.5) — The optional extension component TinkerpopClientService is missing the Restricted annotation with the Execute …
    CVE-2026-25903 (CVSS 8.7) — Apache NiFi 1.1.0 through 2.7.2 are missing authorization when updating configuration properties on extension …

    References

    https://bugzilla.redhat.com/show_bug.cgi?id=1916633
    https://github.com/FasterXML/jackson-databind/issues/2854
    https://lists.apache.org/thread.html/r380e9257bacb8551ee6fcf2c59890ae9477b2c78e553fa9ea08e9d9a%40%3Ccommits.nifi.apache.org%3E
    https://lists.debian.org/debian-lts-announce/2021/04/msg00025.html
    https://security.netapp.com/advisory/ntap-20210219-0008/
    https://www.oracle.com//security-alerts/cpujul2021.html
    https://bugzilla.redhat.com/show_bug.cgi?id=1916633
    https://github.com/FasterXML/jackson-databind/issues/2854
    https://lists.apache.org/thread.html/r380e9257bacb8551ee6fcf2c59890ae9477b2c78e553fa9ea08e9d9a%40%3Ccommits.nifi.apache.org%3E
    https://lists.debian.org/debian-lts-announce/2021/04/msg00025.html
    https://security.netapp.com/advisory/ntap-20210219-0008/
    https://www.oracle.com//security-alerts/cpujul2021.html

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High