Spreadsheet::ParseExcel · Spreadsheet::ParseExcel
CVE-2023-7101
Spreadsheet::ParseExcel Remote Code Execution Vulnerability
CISA KEV record
- CISA date added
- 2024-01-02
- CISA due date
- 2024-01-23
- Known ransomware use
- Unknown
NVD risk context
7.8 HIGH
CVSS is a technical severity score. CISA’s KEV status remains the evidence that this vulnerability is known to be exploited.
Description
Spreadsheet::ParseExcel contains a remote code execution vulnerability due to passing unvalidated input from a file into a string-type “eval”. Specifically, the issue stems from the evaluation of Number format strings within the Excel parsing logic.
Required action
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
NVD reference index
Vendor and remediation references
NVD has tagged these sources as vendor advisories, patches, mitigations, or release notes.
- http://www.openwall.com/lists/oss-security/2023/12/29/4 ↗
- https://https://github.com/jmcnamara/spreadsheet-parseexcel/commit/bd3159277e745468e2c553417b35d5d7dc7405bc ↗
Other NVD references (10)
- https://github.com/jmcnamara/spreadsheet-parseexcel/blob/c7298592e102a375d43150cd002feed806557c15/lib/Spreadsheet/ParseExcel/Utility.pm#L171 ↗
- https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0019.md ↗
- https://https://github.com/haile01/perl_spreadsheet_excel_rce_poc ↗
- https://https://metacpan.org/dist/Spreadsheet-ParseExcel ↗
- https://https://www.cve.org/CVERecord?id=CVE-2023-7101 ↗
- https://lists.debian.org/debian-lts-announce/2023/12/msg00025.html ↗
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IFEHKULQRVXHIV7XXK2RGD4VQN6Y4CV5/ ↗
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/M2FIWDHRYTAAQLGM6AFOZVM7AFZ4H2ZR/ ↗
- https://security.metacpan.org/2024/02/10/vulnerable-spreadsheet-parsing-modules.html ↗
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2023-7101 ↗
MITRE CWE context
CWE classification
The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation call (e.g. "eval").
View official MITRE CWE details ↗NVD record timing
NVD record timeline
These dates describe NVD’s record, not CISA’s KEV addition or remediation due date.
- NVD published
- Dec 24, 2023, 10:15 PM UTC When NVD first published this CVE record.
- NVD last updated
- Jun 17, 2026, 06:52 AM UTC When NVD last changed its analysis or record data.
Advanced: view the technical CVSS vector
This standardized code is intended for security tools and technical analysts. The plain-language risk summary above explains its main points.
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CISA notes
This vulnerability affects a common open-source component, third-party library, or a protocol used by different products. Please check with specific vendors for information on patching status. For more information, please see: https://metacpan.org/dist/Spreadsheet-ParseExcel and Barracuda's specific implementation and fix for their downstream issue CVE-2023-7102 at https://www.barracuda.com/company/legal/esg-vulnerability; https://nvd.nist.gov/vuln/detail/CVE-2023-7101