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VulnerabilityPublished Updated

CVE-2026-50193: jackson-databind contains the general-purpose data-binding functionality and tree-model for Jackson

Affects jackson-databindSource GCVE Database

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Authoritative record:CVE-2026-50193· Medium 6.3

Not known to be exploited · CVSS 6.3 Medium · fixed in 2.14.0 : update jackson-databind when convenient.

Data as of 5 Nov 2026, 00:01 UTC

CVSS 4.0 base score
6.3Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.6% chance of exploitation in 30 days – higher than 49% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
Patch
Available – fixed in 2.14.0
CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 23 Jun 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponized: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 4 Nov 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 26.10jackson-databindpkg:deb/ubuntu/jackson-databind?arch=source&distro=stonkingOther threatsAffected
  • =2.14.0+ds-1build1
  • =2.14.0+ds-2
Fixed in–
Ubuntu 25.10jackson-databindpkg:deb/ubuntu/jackson-databind?arch=source&distro=questingOther threatsAffected
  • =2.14.0+ds-1
Fixed in–
Ubuntu 22.04 LTSjackson-databindpkg:deb/ubuntu/jackson-databind?arch=source&distro=jammyOther threatsAffected
  • 2.12.1-1 – 2.13.0-2
4 affected builds
Fixed in–
Ubuntu 20.04 LTSjackson-databindpkg:deb/ubuntu/jackson-databind?arch=source&distro=focalOther threatsAffected
  • 2.9.9.3-1 – 2.10.2-1
4 affected builds
Fixed in–
Ubuntu 18.04 LTSjackson-databindpkg:deb/ubuntu/jackson-databind?arch=source&distro=bionicOther threatsAffected
  • 2.8.6-1 – 2.9.8-1~18.04
5 affected builds
Fixed in–
Ubuntu Pro 16.04 LTSjackson-databindpkg:deb/ubuntu/jackson-databind?arch=source&distro=esm-apps/xenialOther threatsAffected
  • 2.4.2-2 – 2.4.2-3ubuntu0.1~esm2
4 affected builds
Fixed in–

Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.

AI-suggested

Upgrade jackson-databind to version 2.14.0 or later, where this vulnerability is fixed. No other mitigations are specified or required.

Description

A denial-of-service vulnerability exists in jackson-databind versions from 2.13.0 up to but not including 2.14.0. The issue arises when an attacker sends deeply nested JSON (thousands of levels) that is read as a JsonNode and then written out, causing significant resource consumption. This vulnerability is fixed in version 2.14.0.

References

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