CVE-2021-45010

HIGHNVD 8.88.9▲
EchelonGraph scoreHIGH confidence

Score elevated to 8.9 because EPSS predicts 70% probability of exploitation within the next 30 days (top 0.7% of all CVEs). NVD baseline CVSS 8.8 retained for reference. Confidence: see factors.

Triggered by: EPSS exploit prediction ≥85%
Sources: epss, ghsa, nvd
Elevated
8.8
EchelonGraph verdictPatch this weekExploitation is likely or a public exploit exists.
  • High exploitation likelihood — EPSS 70%
CISA-KEV: Not listedEPSS: 70%CVSS: 8.8Exploit: NoneExposed: 0

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

A path traversal vulnerability in the file upload functionality in tinyfilemanager.php in Tiny File Manager before 2.4.7 allows remote attackers (with valid user accounts) to upload malicious PHP files to the webroot, leading to code execution.

CVSS v3
8.8
EG Score
8.9(high)
EG Risk
73(Track)
EG Risk 73/100SSVC: 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
Severity89% × 45%
Exploitation70% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS
99.3%
KEV
Not listed

Published

March 15, 2022

Last Modified

December 31, 2025

References (16)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 33× 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 14:15 UTCEPSS rescore
  2. 2026-07-23 02:05 UTCEG score recompute▲ 0.10
  3. 2026-07-22 22:52 UTCEG score recompute
  4. 2026-07-22 14:06 UTCEPSS rescore
  5. 2026-07-21 15:22 UTCEPSS rescore
  6. 2026-07-21 15:22 UTCEPSS rescore
  7. 2026-07-20 17:05 UTCEPSS rescore
  8. 2026-07-17 20:29 UTCOSV refresh
  9. 2026-07-16 17:00 UTCEPSS rescore
  10. 2026-07-16 17:00 UTCEPSS rescore
  11. 2026-07-15 16:55 UTCEPSS rescore
  12. 2026-07-15 16:55 UTCEPSS rescore
  13. 2026-07-13 22:27 UTCEPSS rescore
  14. 2026-07-13 22:27 UTCEPSS rescore
  15. 2026-07-13 06:11 UTCEPSS rescore
  16. 2026-07-13 06:11 UTCEPSS rescore
  17. 2026-07-12 05:44 UTCEPSS rescore
  18. 2026-07-11 08:25 UTCEPSS rescore
  19. 2026-07-11 08:25 UTCEPSS rescore
  20. 2026-07-09 19:07 UTCEPSS rescore
  21. 2026-07-08 15:12 UTCEPSS rescore
  22. 2026-07-04 06:29 UTCEPSS rescore
  23. 2026-07-04 06:29 UTCEPSS rescore
  24. 2026-07-02 16:57 UTCEPSS rescore
  25. 2026-07-01 15:04 UTCEPSS rescore
Show 47 more
  1. 2026-06-29 18:32 UTCOSV refresh
  2. 2026-06-28 14:05 UTCEPSS rescore
  3. 2026-06-28 04:54 UTCEPSS rescore
  4. 2026-06-28 04:54 UTCEPSS rescore
  5. 2026-06-27 03:06 UTCEPSS rescore
  6. 2026-06-27 03:06 UTCEPSS rescore
  7. 2026-06-25 13:48 UTCEPSS rescore
  8. 2026-06-25 13:48 UTCEPSS rescore
  9. 2026-06-24 14:03 UTCEPSS rescore
  10. 2026-06-24 14:03 UTCEPSS rescore
  11. 2026-06-23 21:31 UTCEPSS rescore
  12. 2026-06-23 21:31 UTCEPSS rescore
  13. 2026-06-17 17:51 UTCEPSS rescore
  14. 2026-06-17 17:51 UTCEPSS rescore
  15. 2026-06-17 17:51 UTCEPSS rescore
  16. 2026-06-16 17:51 UTCEPSS rescore
  17. 2026-06-16 17:51 UTCEPSS rescore
  18. 2026-06-15 17:46 UTCEPSS rescore
  19. 2026-06-13 22:58 UTCEPSS rescore
  20. 2026-06-13 22:58 UTCEPSS rescore
  21. 2026-06-12 23:10 UTCEPSS rescore
  22. 2026-06-12 07:06 UTCOSV refresh
  23. 2026-06-11 13:58 UTCEPSS rescore
  24. 2026-06-11 13:58 UTCEPSS rescore
  25. 2026-06-10 22:16 UTCEPSS rescore
  26. 2026-06-10 22:16 UTCEPSS rescore
  27. 2026-06-06 13:46 UTCEPSS rescore
  28. 2026-06-06 13:46 UTCEPSS rescore
  29. 2026-06-05 22:45 UTCEPSS rescore
  30. 2026-06-05 06:09 UTCEPSS rescore
  31. 2026-06-05 06:09 UTCEPSS rescore
  32. 2026-06-04 13:10 UTCEPSS rescore
  33. 2026-06-04 13:10 UTCEPSS rescore
  34. 2026-06-02 20:11 UTCEPSS rescore
  35. 2026-06-02 20:11 UTCEPSS rescore
  36. 2026-05-31 00:15 UTCEPSS rescore
  37. 2026-05-31 00:15 UTCEPSS rescore
  38. 2026-05-29 13:42 UTCEPSS rescore
  39. 2026-05-28 13:43 UTCEPSS rescore
  40. 2026-05-28 13:43 UTCEPSS rescore
  41. 2026-05-27 13:39 UTCEPSS rescore
  42. 2026-05-27 13:39 UTCEPSS rescore
  43. 2026-05-26 07:17 UTCEPSS rescore
  44. 2026-05-26 07:17 UTCEPSS rescore
  45. 2026-05-26 07:17 UTCEPSS rescore
  46. 2026-05-26 01:38 UTCEG score recompute
  47. 2026-05-26 01:38 UTCGHSA enrichment

Publicly available exploits

(2 references)

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

  • GitHub PoCBKreisel/CVE-2021-45010
    First seen Dec 20, 2022

    🐍 Python Exploit for CVE-2021-45010

    Open source ↗
  • Exploit-DBEDB-50828
    First seen Mar 16, 2022

    Tiny File Manager 2.4.6 - Remote Code Execution (RCE)

    Open source ↗

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2021-45010?
CVE-2021-45010 is a high vulnerability published on March 15, 2022. A path traversal vulnerability in the file upload functionality in tinyfilemanager.php in Tiny File Manager before 2.4.7 allows remote attackers (with valid user accounts) to upload malicious PHP files to the webroot, leading to code execution.
When was CVE-2021-45010 disclosed?
CVE-2021-45010 was first published in the National Vulnerability Database on March 15, 2022, with the most recent update on December 31, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-45010 actively exploited?
CVE-2021-45010 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 99.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-45010?
CVE-2021-45010 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 8.9.
How do I remediate CVE-2021-45010?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-45010, 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-2021-45010

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