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TI-2023-04803 Aliases CVE-2023-5223GHSA-j2hc-j6gw-fqgh

HimitZH HOJ Topic sandbox

Priority MEDIUM 45CWE-265Published · Updated

Key facts

Attack vector
Network
Privileges required
Low
User interaction
None
Attack complexity
Low
Impact type
—
Confidentiality · integrity · availability
High · High · High
Fix status
No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA.

Summary

A vulnerability, which was classified as critical, has been found in HimitZH HOJ up to 4.6-9a65e3f. This issue affects some unknown processing of the component Topic Handler. The manipulation leads to sandbox issue. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-240365 was assigned to this vulnerability.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.01044 64th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix No fix listed No fixed version in the sources yet

SSVC decision points

CISA ADP · SSVC 2.0.3

Exploitation
None
Automatable
No
Technical impact
Partial

The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.

Affected products

VendorProductAffected versionsFixed inStatusSource
HimitZHHOJ4.6-9a65e3f—No fix listedCNA
  • HOJ VendorHimitZH Affected 4.6-9a65e3f Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPEVersionsRoleVendor
cpe:2.3:a:hdoi:hcode_online_judge:4.6-9a65e3f:*:*:*:*:*:*:*4.6-9a65e3fVulnerableHdoi
  • cpe:2.3:a:hdoi:hcode_online_judge:4.6-9a65e3f:*:*:*:*:*:*:* Versions 4.6-9a65e3f Vulnerable ·Hdoi

Remediation

No fixed version listed by the sources yet.

Timeline

  1. 2026-10-02 Threatist record created from CVE-2023-5223
  2. 2026-10-03 Alias added: GHSA-j2hc-j6gw-fqgh

References

Sources