CVE-2023-7102

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2023-12-25. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 44%CVSS: 9.8Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Use of a Third Party library produced a vulnerability in Barracuda Networks Inc. Barracuda ESG Appliance which allowed Parameter Injection.This issue affected Barracuda ESG Appliance, from 5.1.3.001 through 9.2.1.001, until Barracuda removed the vulnerable logic.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
—
EPSS
98.6%
KEV
Not listed

Published

December 24, 2023

Last Modified

June 17, 2026

Advisory Details (6)

Auto-updated May 24, 2026
Patch available.
generic

Spreadsheet-ParseExcel-0.66 - Read information from an Excel file. - metacpan.org

https://metacpan.org/dist/Spreadsheet-ParseExcel
generic

Vulnerability-Disclosures/2023/MNDT-2023-0019.md at master · mandiant/Vulnerability-Disclosures · GitHub

https://github.com/mandiant/Vulnerability-Disclosures/blob/master/2023/MNDT-2023-0019.md
generic

spreadsheet-parseexcel/lib/Spreadsheet/ParseExcel/Utility.pm at c7298592e102a375d43150cd002feed806557c15 · jmcnamara/spreadsheet-parseexcel · GitHub

https://github.com/jmcnamara/spreadsheet-parseexcel/blob/c7298592e102a375d43150cd002feed806557c15/lib/Spreadsheet/ParseExcel/Utility.pm#L171
generic

GitHub - haile01/perl_spreadsheet_excel_rce_poc: POC for RCE vulnerability in ParseExcel library, and ParseXLSX too, as a depending library · GitHub

https://github.com/haile01/perl_spreadsheet_excel_rce_poc
generic
https://www.cve.org/CVERecord?id=CVE-2023-7101
generic Patch Available

Barracuda Email Security Gateway Appliance (ESG) Vulnerability | Barracuda Networks

https://www.barracuda.com/company/legal/esg-vulnerability

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Data Freshness Timeline

(refreshed 12× in last 7d / 35× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-22 23:17 UTCEG score recompute
  2. 2026-07-22 14:07 UTCEPSS rescore
  3. 2026-07-22 14:07 UTCEPSS rescore
  4. 2026-07-21 15:23 UTCEPSS rescore
  5. 2026-07-20 17:06 UTCEPSS rescore
  6. 2026-07-19 14:30 UTCEPSS rescore
  7. 2026-07-19 14:29 UTCEPSS rescore
  8. 2026-07-19 02:27 UTCEPSS rescore
  9. 2026-07-19 02:27 UTCEPSS rescore
  10. 2026-07-18 10:03 UTCEPSS rescore
  11. 2026-07-18 10:03 UTCEPSS rescore
  12. 2026-07-16 17:01 UTCEPSS rescore
  13. 2026-07-15 16:56 UTCEPSS rescore
  14. 2026-07-15 01:59 UTCEPSS rescore
  15. 2026-07-15 01:59 UTCEPSS rescore
  16. 2026-07-13 22:28 UTCEPSS rescore
  17. 2026-07-13 22:28 UTCEPSS rescore
  18. 2026-07-13 06:11 UTCEPSS rescore
  19. 2026-07-12 05:45 UTCEPSS rescore
  20. 2026-07-12 05:45 UTCEPSS rescore
  21. 2026-07-11 08:26 UTCEPSS rescore
  22. 2026-07-09 19:08 UTCEPSS rescore
  23. 2026-07-08 15:13 UTCEPSS rescore
  24. 2026-07-06 16:26 UTCEPSS rescore
  25. 2026-07-06 16:26 UTCEPSS rescore
Show 42 more
  1. 2026-07-05 02:29 UTCEPSS rescore
  2. 2026-07-01 15:05 UTCEPSS rescore
  3. 2026-06-28 14:06 UTCEPSS rescore
  4. 2026-06-28 14:06 UTCEPSS rescore
  5. 2026-06-28 04:55 UTCEPSS rescore
  6. 2026-06-27 03:07 UTCEPSS rescore
  7. 2026-06-25 13:48 UTCEPSS rescore
  8. 2026-06-25 13:48 UTCEPSS rescore
  9. 2026-06-23 21:31 UTCEPSS rescore
  10. 2026-06-23 21:31 UTCEPSS rescore
  11. 2026-06-22 14:24 UTCEPSS rescore
  12. 2026-06-22 14:24 UTCEPSS rescore
  13. 2026-06-21 14:55 UTCEPSS rescore
  14. 2026-06-21 14:55 UTCEPSS rescore
  15. 2026-06-21 01:58 UTCEPSS rescore
  16. 2026-06-21 01:58 UTCEPSS rescore
  17. 2026-06-18 17:51 UTCEPSS rescore
  18. 2026-06-17 17:51 UTCEPSS rescore
  19. 2026-06-16 17:51 UTCEPSS rescore
  20. 2026-06-16 17:51 UTCEPSS rescore
  21. 2026-06-15 17:47 UTCEPSS rescore
  22. 2026-06-14 23:16 UTCEPSS rescore
  23. 2026-06-12 23:11 UTCEPSS rescore
  24. 2026-06-10 22:17 UTCEPSS rescore
  25. 2026-06-06 13:46 UTCEPSS rescore
  26. 2026-06-06 13:46 UTCEPSS rescore
  27. 2026-06-05 22:46 UTCEPSS rescore
  28. 2026-06-05 22:46 UTCEPSS rescore
  29. 2026-06-05 06:09 UTCEPSS rescore
  30. 2026-06-05 06:09 UTCEPSS rescore
  31. 2026-06-04 13:11 UTCEPSS rescore
  32. 2026-06-04 13:11 UTCEPSS rescore
  33. 2026-06-02 20:12 UTCEPSS rescore
  34. 2026-06-02 20:12 UTCEPSS rescore
  35. 2026-05-31 00:15 UTCEPSS rescore
  36. 2026-05-31 00:15 UTCEPSS rescore
  37. 2026-05-28 13:44 UTCEPSS rescore
  38. 2026-05-28 13:44 UTCEPSS rescore
  39. 2026-05-27 13:40 UTCEPSS rescore
  40. 2026-05-27 13:39 UTCEPSS rescore
  41. 2026-05-24 11:31 UTCEG score recompute
  42. 2026-05-24 11:31 UTCGHSA enrichment

Publicly available exploits

(1 reference)

Working exploit code is in the public domain (1 Metasploit module). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitexploit/linux/smtp/barracuda_esg_spreadsheet_rce✓ verified
    First seen Dec 24, 2023

    Barracuda ESG Spreadsheet::ParseExcel Arbitrary Code Execution

    Open source ↗

Frequently asked(5)

What is CVE-2023-7102?
CVE-2023-7102 is a critical vulnerability published on December 24, 2023. Use of a Third Party library produced a vulnerability in Barracuda Networks Inc. Barracuda ESG Appliance which allowed Parameter Injection.This issue affected Barracuda ESG Appliance, from 5.1.3.001 through 9.2.1.001, until Barracuda removed the vulnerable logic.
When was CVE-2023-7102 disclosed?
CVE-2023-7102 was first published in the National Vulnerability Database on December 24, 2023, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-7102 actively exploited?
CVE-2023-7102 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 98.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-7102?
CVE-2023-7102 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-7102?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-7102, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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