XML external entity injection in National Tax Agency e-Tax software
Priority LOW 24CWE-611Published · Updated
Key facts
- Attack vector
- Local
- Privileges required
- None
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Information disclosure
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-611 and the CVSS impact.
Summary
e-Tax software Version3.0.10 and earlier improperly restricts XML external entity references (XXE) due to the configuration of the embedded XML parser. By processing a specially crafted XML file, arbitrary files on the system may be read by an attacker.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.00211 11th percentileScored 2026-11-07
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
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| National Tax Agency | e-Tax software | Version3.0.10 and earlier | — | No fix listed | CNA |
- e-Tax software VendorNational Tax Agency Affected Version3.0.10 and earlier Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2023-46802
- 2026-10-03 Alias added: GHSA-f8v5-2g96-j9mq
References
More National Tax Agency vulnerabilities
- TI-2020-04570 Command injection in National Tax Agency Chrome Extension for e-Tax Reception System CVSS 3.1HIGH 8.8
- TI-2016-04244 Untrusted search path in National Tax Agency The installer of e-Tax Software CVSS 3.0HIGH 7.8
- TI-2017-01516 Untrusted search path in National Tax Agency Setup file of advance preparation for e-Tax… CVSS 3.1HIGH 7.8
- TI-2017-01505 Untrusted search path in National Tax Agency Installer of "Setup file of advance… CVSS 3.0HIGH 7.8
- TI-2024-31429 Privilege chaining issue exists in the installer of e-Tax software(common program). CVSS 3.1HIGH 7.8
Sources
- CVE-2023-46802 · CVE Program
- CVE-2023-46802 · NVD
- FIRST EPSS
- GHSA-f8v5-2g96-j9mq · GitHub Advisory Database · CC BY 4.0
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