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VulnerabilityPublished Updated

CVE-2026-113602: (json-smart through 2.6.0 contains an input validation bypass vulnerabi ...)

Affects json-smartSource GCVE Database

0
Authoritative record:CVE-2026-113602· Medium 6.9

Not known to be exploited · CVSS 6.9 Medium.

Data as of 27 Oct 2026, 06:43 UTC

CVSS 4.0 base score
6.9Medium
How severe the flaw is on the 0–10 CVSS scale.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N

Exploitation evidence

t = 0 is the CVE’s publication on cve.org

  1. Disclosed: evidence found.

    CVE published 20 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: evidence found.

    CISA SSVC: proof of concept public

  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

Timeline

  1. CVE ID reserved

    by VulnCheck

    , 4 hours before disclosure

  2. CVE published

    on cve.org

    , t = 0

  3. CISA SSVC assessment

    proof of concept public

    , 50 minutes after disclosure

  4. In Threat Radar

    record ingested

    , 6 days after disclosure

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), CISA SSVC, the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
Ubuntu 26.10json-smartpkg:deb/ubuntu/json-smart?arch=source&distro=stonkingOther threatsAffected
  • =2.5.2-1
Fixed in–
Ubuntu 26.04 LTSjson-smartpkg:deb/ubuntu/json-smart?arch=source&distro=resoluteOther threatsAffected
  • =2.5.2-1
Fixed in–
Ubuntu 24.04 LTSjson-smartpkg:deb/ubuntu/json-smart?arch=source&distro=nobleOther threatsAffected
  • =2.2-2ubuntu1
Fixed in–
Ubuntu 22.04 LTSjson-smartpkg:deb/ubuntu/json-smart?arch=source&distro=jammyOther threatsAffected
  • =2.2-2
  • =2.2-2ubuntu0.22.04.1
Fixed in–
Ubuntu 20.04 LTSjson-smartpkg:deb/ubuntu/json-smart?arch=source&distro=focalOther threatsAffected
  • =2.2-2
  • =2.2-2ubuntu0.20.04.1
Fixed in–
Ubuntu 18.04 LTSjson-smartpkg:deb/ubuntu/json-smart?arch=source&distro=bionicOther threatsAffected
  • =2.2-1
  • =2.2-2
  • =2.2-2ubuntu0.18.04.1
Fixed in–

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

Description

(json-smart through 2.6.0 contains an input validation bypass vulnerabi ...)

References

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