CVE-2021-24713

MEDIUMNVD 4.84.8—
EchelonGraph scoreMEDIUM confidence

Score 4.8 from GitHub Security Advisory published 2022-05-24. NVD baseline CVSS 4.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
4.8EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 4.8Exploit: None knownExposed: 0

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

The Video Lessons Manager WordPress plugin before 1.7.2 and Video Lessons Manager Pro WordPress plugin before 3.5.9 do not properly sanitize and escape values when updating their settings, which could allow high privilege users to perform Cross-Site Scripting attacks

CVSS v3
4.8
EG Score
4.8(medium)
EG Risk
26(Track)
EG Risk 26/100SSVC: 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
Severity48% × 45%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
46%
KEV
Not listed

Published

November 23, 2021

Last Modified

August 24, 2026

Advisory Details (1)

Auto-updated Aug 24, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Video Lessons Manager – Admin+ Stored Cross-Site Scripting | CVE 2021-24713 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/4a90be69-41eb-43e9-962d-34316497b4df

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 29× 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.

Showing the most recent 100 of 143 total refreshes for this CVE.

  1. 2026-09-07 15:58 UTCEPSS rescore
  2. 2026-09-06 13:44 UTCEPSS rescore
  3. 2026-09-06 13:44 UTCEPSS rescore
  4. 2026-09-05 15:25 UTCEPSS rescore
  5. 2026-09-04 13:57 UTCEPSS rescore
  6. 2026-09-04 05:03 UTCEPSS rescore
  7. 2026-09-02 14:08 UTCEPSS rescore
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  9. 2026-09-01 03:32 UTCEPSS rescore
  10. 2026-08-30 19:14 UTCEPSS rescore
  11. 2026-08-30 01:19 UTCEPSS rescore
  12. 2026-08-28 21:37 UTCEPSS rescore
  13. 2026-08-27 14:22 UTCEPSS rescore
  14. 2026-08-26 14:42 UTCEPSS rescore
  15. 2026-08-25 13:45 UTCEPSS rescore
  16. 2026-08-24 15:43 UTCEG score recompute
  17. 2026-08-24 15:43 UTCGHSA enrichment
  18. 2026-08-23 00:16 UTCEPSS rescore
  19. 2026-08-21 23:46 UTCEPSS rescore
  20. 2026-08-20 22:52 UTCEPSS rescore
  21. 2026-08-19 17:01 UTCEPSS rescore
  22. 2026-08-18 13:45 UTCEPSS rescore
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  24. 2026-08-16 14:52 UTCEPSS rescore
  25. 2026-08-16 02:11 UTCEPSS rescore
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  1. 2026-08-15 01:27 UTCEPSS rescore
  2. 2026-08-13 21:57 UTCEPSS rescore
  3. 2026-08-12 13:47 UTCEPSS rescore
  4. 2026-08-11 13:38 UTCEPSS rescore
  5. 2026-08-09 13:43 UTCEPSS rescore
  6. 2026-08-08 16:33 UTCEPSS rescore
  7. 2026-08-07 16:23 UTCEPSS rescore
  8. 2026-08-06 13:43 UTCEPSS rescore
  9. 2026-08-04 15:06 UTCEPSS rescore
  10. 2026-08-04 10:34 UTCEPSS rescore
  11. 2026-08-03 10:32 UTCEPSS rescore
  12. 2026-08-02 02:24 UTCEPSS rescore
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  14. 2026-07-30 16:25 UTCEPSS rescore
  15. 2026-07-30 01:27 UTCEPSS rescore
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  17. 2026-07-26 14:52 UTCEPSS rescore
  18. 2026-07-25 14:15 UTCEPSS rescore
  19. 2026-07-24 14:15 UTCEPSS rescore
  20. 2026-07-23 14:15 UTCEPSS rescore
  21. 2026-07-23 01:58 UTCEG score recompute
  22. 2026-07-22 22:45 UTCEG score recompute
  23. 2026-07-22 14:05 UTCEPSS rescore
  24. 2026-07-21 15:22 UTCEPSS rescore
  25. 2026-07-21 15:22 UTCEPSS rescore
  26. 2026-07-20 17:04 UTCEPSS rescore
  27. 2026-07-19 14:28 UTCEPSS rescore
  28. 2026-07-19 02:26 UTCEPSS rescore
  29. 2026-07-18 10:02 UTCEPSS rescore
  30. 2026-07-16 17:00 UTCEPSS rescore
  31. 2026-07-15 16:55 UTCEPSS rescore
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  34. 2026-07-13 22:27 UTCEPSS rescore
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  36. 2026-07-13 06:10 UTCEPSS rescore
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  38. 2026-07-12 05:44 UTCEPSS rescore
  39. 2026-07-12 05:44 UTCEPSS rescore
  40. 2026-07-11 08:25 UTCEPSS rescore
  41. 2026-07-09 19:07 UTCEPSS rescore
  42. 2026-07-08 15:12 UTCEPSS rescore
  43. 2026-07-07 13:43 UTCEPSS rescore
  44. 2026-07-06 16:25 UTCEPSS rescore
  45. 2026-07-06 02:21 UTCEPSS rescore
  46. 2026-07-06 02:21 UTCEPSS rescore
  47. 2026-07-05 02:28 UTCEPSS rescore
  48. 2026-07-05 02:28 UTCEPSS rescore
  49. 2026-07-04 06:29 UTCEPSS rescore
  50. 2026-07-04 06:29 UTCEPSS rescore
  51. 2026-07-02 16:57 UTCEPSS rescore
  52. 2026-07-01 15:03 UTCEPSS rescore
  53. 2026-06-30 23:20 UTCEPSS rescore
  54. 2026-06-30 23:20 UTCEPSS rescore
  55. 2026-06-29 14:04 UTCEPSS rescore
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  57. 2026-06-28 14:05 UTCEPSS rescore
  58. 2026-06-28 04:54 UTCEPSS rescore
  59. 2026-06-28 04:54 UTCEPSS rescore
  60. 2026-06-27 03:06 UTCEPSS rescore
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  62. 2026-06-25 13:48 UTCEPSS rescore
  63. 2026-06-25 13:48 UTCEPSS rescore
  64. 2026-06-24 14:03 UTCEPSS rescore
  65. 2026-06-24 14:03 UTCEPSS rescore
  66. 2026-06-23 21:31 UTCEPSS rescore
  67. 2026-06-23 21:31 UTCEPSS rescore
  68. 2026-06-22 14:24 UTCEPSS rescore
  69. 2026-06-22 14:23 UTCEPSS rescore
  70. 2026-06-21 14:54 UTCEPSS rescore
  71. 2026-06-21 14:54 UTCEPSS rescore
  72. 2026-06-21 01:58 UTCEPSS rescore
  73. 2026-06-21 01:57 UTCEPSS rescore
  74. 2026-06-18 17:51 UTCEPSS rescore
  75. 2026-06-18 17:51 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2021-24713?
CVE-2021-24713 is a medium vulnerability published on November 23, 2021. The Video Lessons Manager WordPress plugin before 1.7.2 and Video Lessons Manager Pro WordPress plugin before 3.5.9 do not properly sanitize and escape values when updating their settings, which could allow high privilege users to perform Cross-Site Scripting attacks
When was CVE-2021-24713 disclosed?
CVE-2021-24713 was first published in the National Vulnerability Database on November 23, 2021, with the most recent update on August 24, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-24713 actively exploited?
CVE-2021-24713 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 53.6% of all scored CVEs.
What is the CVSS score of CVE-2021-24713?
CVE-2021-24713 has a CVSS v3 base score of 4.8 (NVD).
How do I remediate CVE-2021-24713?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-24713, 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.

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