CVE-2023-25955: National land numerical information data conversion tool all versions improperly restricts XML external entity

Routine

MEDIUM 5.5MITIGATE

CVE-2023-25955 is a medium-severity flaw (CVSS 5.5) affecting national land numerical information data conversion tool. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

National land numerical information data conversion tool all versions improperly restricts XML external entity references (XXE). By processing a specially crafted XML file, arbitrary files on the PC may be accessed by an attacker.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.5 (Medium)
Attack vector	Local
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.2% (top 87%)
CISA exploited list	No
Weakness	CWE-611
Published	2023-04-11
Last modified	2026-06-17

Publisher (CNA): JPCERT/CC · Vendor: mlit

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2023-04-11 09:15 UTCPublished CVE record published
2026-06-17 05:42 UTCUpdated Record last modified

mlit national land numerical information data conversion tool MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy national-land-numerical-information-data-conversion-tool || rpm -q national-land-numerical-information-data-conversion-tool || national-land-numerical-information-data-conversion-tool --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2023-25955?

national land numerical information data conversion tool: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-25955 being exploited?

CVE-2023-25955 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2023-25955 affect?

CVE-2023-25955 affects national land numerical information data conversion tool. Severity is medium (CVSS 5.5). National land numerical information data conversion tool all versions improperly restricts XML external entity references (XXE). By processing a specially crafted XML file, arbitrary files on the PC may be accessed by an attacker.

How urgent is CVE-2023-25955?

Priority 23/100. No elevated risk signals yet.

References

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