CVE-2023-34960

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2023-08-01. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Weaponized
9.8EG
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 99%
  • Public exploit code is available (Metasploit, epss top5pct, epss high, public exploit)
CISA-KEV: Not listedEPSS PROB: 99%CVSS: 9.8Exploit: Metasploit · epss top5pct · epss high · public exploitExposed: 0

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

A command injection vulnerability in the wsConvertPpt component of Chamilo v1.11.* up to v1.11.18 allows attackers to execute arbitrary commands via a SOAP API call with a crafted PowerPoint name.

CVSS v3
9.8
EG Score
9.8(medium)
EG Risk
84(Track)
EG Risk 84/100SSVC: Track

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity98% × 45%
Exploitation99% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
99%
EPSS %ILE
100%
KEV
Not listed

Published

August 1, 2023

Last Modified

July 9, 2026

Advisory Details (1)

Auto-updated Jul 26, 2026
No patch confirmed yet.
generic

Test Page for FrankenPHP

http://chamilo.com

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 4× in last 7d / 12× 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. 2026-07-24 14:16 UTCEPSS rescore
  2. 2026-07-23 02:23 UTCEG score recompute
  3. 2026-07-22 23:10 UTCEG score recompute
  4. 2026-07-22 14:06 UTCEPSS rescore
  5. 2026-07-15 13:49 UTCOSV refresh
  6. 2026-07-09 19:08 UTCEPSS rescore
  7. 2026-07-09 19:08 UTCEPSS rescore
  8. 2026-07-09 02:56 UTCNVD updateCVSS v3 → 9.8 · severity → CRITICAL
  9. 2026-07-09 01:24 UTCMITRE cvelistV5
  10. 2026-07-06 16:26 UTCEPSS rescore
  11. 2026-07-06 16:26 UTCEPSS rescore
  12. 2026-06-27 14:34 UTCOSV refresh
  13. 2026-06-22 14:24 UTCEPSS rescore
  14. 2026-06-22 14:24 UTCEPSS rescore
  15. 2026-06-15 17:47 UTCEPSS rescore
  16. 2026-06-12 23:10 UTCEPSS rescore
  17. 2026-06-12 23:10 UTCEPSS rescore
  18. 2026-06-11 13:59 UTCEPSS rescore
  19. 2026-06-11 13:59 UTCEPSS rescore
  20. 2026-06-10 00:47 UTCOSV refresh
  21. 2026-06-08 14:16 UTCEPSS rescore
  22. 2026-06-08 14:15 UTCEPSS rescore
  23. 2026-06-06 13:46 UTCEPSS rescore
  24. 2026-06-06 13:46 UTCEPSS rescore
  25. 2026-06-01 13:51 UTCEPSS rescore
Show 5 more
  1. 2026-06-01 13:51 UTCEPSS rescore
  2. 2026-05-28 13:43 UTCEPSS rescore
  3. 2026-05-28 13:43 UTCEPSS rescore
  4. 2026-05-24 20:22 UTCEG score recompute
  5. 2026-05-24 20:22 UTCGHSA enrichment

Publicly available exploits

(5 references)

Working exploit code is in the public domain (1 Metasploit module) (3 GitHub PoCs). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • GitHub PoCMantodkaz/CVE-2023-34960
    First seen Jul 24, 2023
    Open source ↗
  • GitHub PoCAp0dexMe0/CVE-2023-34960
    First seen Jul 22, 2023

    Perform with Massive Command Injection (Chamilo)

    Open source ↗
  • GitHub PoCAituglo/CVE-2023-34960
    First seen Jun 9, 2023

    CVE-2023-34960 Chamilo PoC

    Open source ↗
  • Metasploitexploit/linux/http/chamilo_unauth_rce_cve_2023_34960✓ verified
    First seen Jun 1, 2023

    Chamilo unauthenticated command injection in PowerPoint upload

    Open source ↗
  • Nucleihttp/cves/2023/CVE-2023-34960.yaml
    First seen Jan 1, 2023

    Chamilo Command Injection

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-34960?
CVE-2023-34960 is a critical vulnerability published on August 1, 2023. A command injection vulnerability in the wsConvertPpt component of Chamilo v1.11.* up to v1.11.18 allows attackers to execute arbitrary commands via a SOAP API call with a crafted PowerPoint name.
When was CVE-2023-34960 disclosed?
CVE-2023-34960 was first published in the National Vulnerability Database on August 1, 2023, with the most recent update on July 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-34960 actively exploited?
CVE-2023-34960 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99% probability of exploitation in the next 30 days, which ranks it in the top 0.1% of all scored CVEs.
What is the CVSS score of CVE-2023-34960?
CVE-2023-34960 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2023-34960?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-34960, 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

Explore the affected products and dependency analysis for CVE-2023-34960

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