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VulnerabilityPublished

CVE-2026-116733: dvidelabs flatcc · Out-of-bounds Read

Affects dvidelabs flatccSource CVE Database V5

0

Not known to be exploited · CVSS 6.3 Medium.

Data as of 26 Oct 2026, 22:16 UTC

CVSS 4.0 base score
6.3Medium
How severe the flaw is on the 0–10 CVSS scale.
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 26 Oct 2026

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: 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 26 Oct 2026.

What to do

Affected software

ProductAffectedFixed in
dvidelabsflatccAffected
  • <=0.6.4
Fixed in–
GitHubflatccpkg:github/flatccOther threatsAffected
  • <=0.6.4
Fixed in–

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

AI-suggested

Users should avoid processing untrusted JSON inputs that end with a decimal point using vulnerable flatcc versions. Monitor vendor advisories for updates and apply patches once available.

Description

CVE-2026-116733 is an out-of-bounds read vulnerability in flatcc versions up to 0.6.4. It occurs in the __flatcc_json_parser_number function when parsing JSON numbers ending with a decimal point. This flaw allows attackers to read beyond the input buffer, potentially causing application crashes.

References

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