CVE-2023-28151 — An issue was discovered in Independentsoft JSpreadsheet before 1

An issue was discovered in Independentsoft JSpreadsheet before 1.1.110. The API is prone to XML external entity (XXE) injection via a remote DTD in a DOCX file.

01What is this vulnerability?

An issue was discovered in Independentsoft JSpreadsheet before 1.1.110. The API is prone to XML external entity (XXE) injection via a remote DTD in a DOCX file.

02Affected products

Vendor	Product	Versions
n	a / n/a	n/a

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-03-24T00:00:00.000Z
• Last modified: 2025-05-30T16:02:42.850Z

09References

• www.independentsoft.de — https://www.independentsoft.de/jword/index.html
• excellium-services.com — https://excellium-services.com/cert-xlm-advisory/CVE-2023-28151
• cds.thalesgroup.com — https://cds.thalesgroup.com/en/tcs-cert/CVE-2023-28151