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PatchSiren cyber security CVE debrief

CVE-2023-7101 Spreadsheet::ParseExcel CVE debrief

CVE-2023-7101 is a remote code execution vulnerability affecting Spreadsheet::ParseExcel and is listed in CISA’s Known Exploited Vulnerabilities catalog. Because it is KEV-listed, defenders should treat it as an active risk and prioritize vendor guidance, mitigations, or removal of the component if mitigations are not available.

Vendor
Spreadsheet::ParseExcel
Product
Spreadsheet::ParseExcel
CVSS
Unknown
CISA KEV
Listed
Original CVE published
2024-01-02
Original CVE updated
2024-01-02
Advisory published
2024-01-02
Advisory updated
2024-01-02

Who should care

Security teams, application owners, and maintainers who use Spreadsheet::ParseExcel directly or indirectly in software, build pipelines, or downstream products should review exposure promptly. Organizations that rely on open-source third-party libraries should also verify whether any vendor-specific product bundles include this component.

Technical summary

The source record identifies CVE-2023-7101 as a Spreadsheet::ParseExcel remote code execution vulnerability. The supplied CISA KEV entry does not include exploit mechanics or patch details, but it does state that affected users should apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. The KEV note also indicates this issue may affect downstream products that embed or depend on the library, so exposure assessment should include bundled and transitive uses.

Defensive priority

High. CISA has added this CVE to the Known Exploited Vulnerabilities catalog, which indicates known exploitation concern and makes it a priority for remediation. The KEV due date in the supplied timeline is 2024-01-23.

Recommended defensive actions

  • Inventory all direct and transitive uses of Spreadsheet::ParseExcel across applications and build environments.
  • Check the official project page and any downstream vendor advisories for fixes or mitigations.
  • Apply vendor-recommended mitigations as soon as possible; if mitigations are unavailable, discontinue use of the affected product/component.
  • Confirm whether any packaged products or integrations include Spreadsheet::ParseExcel and remediate those systems too.
  • Track exposure until the component is patched or removed, and verify that remediation has been deployed everywhere it is used.

Evidence notes

This debrief is based only on the supplied CISA KEV source item and official reference links. The source record names the issue as 'Spreadsheet::ParseExcel Remote Code Execution Vulnerability' and marks it as a Known Exploited Vulnerability with dateAdded 2024-01-02 and dueDate 2024-01-23. No CVSS score, exploit details, or vendor patch specifics were provided in the corpus, so those are intentionally not inferred here.

Official resources

CVE published and modified on 2024-01-02. The source record was also published and modified on 2024-01-02, and the KEV due date provided in the timeline is 2024-01-23. These dates are from the supplied timeline and source metadata, not from