CVE-2021-47975

HIGHNVD 7.27.2—
EchelonGraph scoreMEDIUM confidence

Score 7.2 from GitHub Security Advisory published 2026-05-16. NVD baseline CVSS 7.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
7.2EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.2Exploit: Elevated riskExposed: 0

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

WP Learn Manager 1.1.2 contains a stored cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts through the fieldtitle parameter. Attackers can submit POST requests to the jslm_fieldordering page with XSS payloads in the fieldtitle field to execute arbitrary JavaScript when administrators view the field ordering interface.

CVSS v3
7.2
EG Score
7.2(medium)
EG Risk
63(Attend)
EG Risk 63/100SSVC: Attend

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
Severity72% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
12%
KEV
Not listed

Published

May 16, 2026

Last Modified

May 26, 2026

Advisory Details (4)

Auto-updated May 16, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic

WordPress Plugin WP Learn Manager 1.1.2 Stored XSS | Advisories | VulnCheck

https://www.vulncheck.com/advisories/wordpress-plugin-wp-learn-manager-stored-xss
generic🟡 PoC Available

WordPress Plugin WP Learn Manager 1.1.2 - Stored Cross-Site Scripting (XSS) - PHP webapps Exploit

https://www.exploit-db.com/exploits/50086
generic

Best WordPress LMS Plugin For Free - WP Learn Manager

https://wplearnmanager.com/
generic

WP Learn Manager – WordPress plugin | WordPress.org

https://wordpress.org/plugins/learn-manager/

Vendor Advisories for CVE-2021-47975(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 6× in last 7d / 62× 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 259 total refreshes for this CVE.

  1. 2026-09-04 13:57 UTCEPSS rescore
  2. 2026-09-04 05:03 UTCEPSS rescore
  3. 2026-09-02 14:09 UTCEPSS rescore
  4. 2026-09-01 13:51 UTCEPSS rescore
  5. 2026-08-30 19:14 UTCEPSS rescore
  6. 2026-08-30 01:19 UTCEPSS rescore
  7. 2026-08-28 21:38 UTCEPSS rescore
  8. 2026-08-27 14:22 UTCEPSS rescore
  9. 2026-08-26 14:43 UTCEPSS rescore
  10. 2026-08-25 13:46 UTCEPSS rescore
  11. 2026-08-24 14:13 UTCEPSS rescore
  12. 2026-08-23 17:21 UTCEG score recompute
  13. 2026-08-23 17:21 UTCGHSA enrichment
  14. 2026-08-22 00:52 UTCEG score recompute
  15. 2026-08-22 00:52 UTCGHSA enrichment
  16. 2026-08-21 23:46 UTCEPSS rescore
  17. 2026-08-20 22:52 UTCEPSS rescore
  18. 2026-08-20 19:14 UTCEG score recompute
  19. 2026-08-20 19:14 UTCGHSA enrichment
  20. 2026-08-19 17:01 UTCEPSS rescore
  21. 2026-08-18 13:45 UTCEPSS rescore
  22. 2026-08-17 13:44 UTCEPSS rescore
  23. 2026-08-17 10:11 UTCEG score recompute
  24. 2026-08-17 10:11 UTCGHSA enrichment
  25. 2026-08-16 14:53 UTCEPSS rescore
Show 75 more
  1. 2026-08-16 03:43 UTCEG score recompute
  2. 2026-08-16 03:43 UTCGHSA enrichment
  3. 2026-08-16 02:11 UTCEPSS rescore
  4. 2026-08-15 02:03 UTCEG score recompute
  5. 2026-08-15 02:03 UTCGHSA enrichment
  6. 2026-08-15 01:27 UTCEPSS rescore
  7. 2026-08-14 14:09 UTCGHSA enrichment
  8. 2026-08-14 02:15 UTCEG score recompute
  9. 2026-08-14 02:15 UTCGHSA enrichment
  10. 2026-08-13 21:57 UTCEPSS rescore
  11. 2026-08-13 02:36 UTCGHSA enrichment
  12. 2026-08-12 14:43 UTCEG score recompute
  13. 2026-08-12 14:43 UTCGHSA enrichment
  14. 2026-08-12 13:48 UTCEPSS rescore
  15. 2026-08-12 01:51 UTCGHSA enrichment
  16. 2026-08-11 13:58 UTCEG score recompute
  17. 2026-08-11 13:58 UTCGHSA enrichment
  18. 2026-08-11 13:38 UTCEPSS rescore
  19. 2026-08-11 01:28 UTCEG score recompute
  20. 2026-08-11 01:28 UTCGHSA enrichment
  21. 2026-08-10 13:35 UTCGHSA enrichment
  22. 2026-08-10 01:29 UTCEG score recompute
  23. 2026-08-10 01:29 UTCGHSA enrichment
  24. 2026-08-09 13:44 UTCEPSS rescore
  25. 2026-08-09 13:36 UTCGHSA enrichment
  26. 2026-08-09 01:43 UTCEG score recompute
  27. 2026-08-09 01:43 UTCGHSA enrichment
  28. 2026-08-08 16:34 UTCEPSS rescore
  29. 2026-08-08 08:53 UTCGHSA enrichment
  30. 2026-08-07 21:00 UTCEG score recompute
  31. 2026-08-07 21:00 UTCGHSA enrichment
  32. 2026-08-07 16:24 UTCEPSS rescore
  33. 2026-08-07 09:07 UTCGHSA enrichment
  34. 2026-08-06 21:14 UTCEG score recompute
  35. 2026-08-06 21:14 UTCGHSA enrichment
  36. 2026-08-06 13:44 UTCEPSS rescore
  37. 2026-08-06 09:21 UTCGHSA enrichment
  38. 2026-08-05 21:28 UTCEG score recompute
  39. 2026-08-05 21:28 UTCGHSA enrichment
  40. 2026-08-05 19:15 UTCEPSS rescore
  41. 2026-08-04 15:06 UTCEPSS rescore
  42. 2026-08-04 10:34 UTCEPSS rescore
  43. 2026-08-03 18:52 UTCEG score recompute
  44. 2026-08-03 18:52 UTCGHSA enrichment
  45. 2026-08-03 10:33 UTCEPSS rescore
  46. 2026-08-02 19:07 UTCGHSA enrichment
  47. 2026-08-02 07:14 UTCEG score recompute
  48. 2026-08-02 07:14 UTCGHSA enrichment
  49. 2026-08-02 02:24 UTCEPSS rescore
  50. 2026-08-01 18:45 UTCEG score recompute
  51. 2026-08-01 18:45 UTCGHSA enrichment
  52. 2026-08-01 04:13 UTCEPSS rescore
  53. 2026-07-30 16:25 UTCEPSS rescore
  54. 2026-07-30 01:28 UTCEPSS rescore
  55. 2026-07-28 15:33 UTCEPSS rescore
  56. 2026-07-26 14:52 UTCEPSS rescore
  57. 2026-07-25 14:15 UTCEPSS rescore
  58. 2026-07-24 14:15 UTCEPSS rescore
  59. 2026-07-24 14:15 UTCEPSS rescore
  60. 2026-07-23 14:16 UTCEPSS rescore
  61. 2026-07-23 02:06 UTCEG score recompute
  62. 2026-07-22 22:53 UTCEG score recompute
  63. 2026-07-22 14:06 UTCEPSS rescore
  64. 2026-07-21 15:22 UTCEPSS rescore
  65. 2026-07-21 15:22 UTCEPSS rescore
  66. 2026-07-20 17:05 UTCEPSS rescore
  67. 2026-07-19 14:29 UTCEPSS rescore
  68. 2026-07-19 02:27 UTCEPSS rescore
  69. 2026-07-19 02:27 UTCEPSS rescore
  70. 2026-07-18 10:02 UTCEPSS rescore
  71. 2026-07-16 17:00 UTCEPSS rescore
  72. 2026-07-16 17:00 UTCEPSS rescore
  73. 2026-07-15 16:55 UTCEPSS rescore
  74. 2026-07-15 01:58 UTCEPSS rescore
  75. 2026-07-15 01:58 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2021-47975?
CVE-2021-47975 is a high vulnerability published on May 16, 2026. WP Learn Manager 1.1.2 contains a stored cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts through the fieldtitle parameter. Attackers can submit POST requests to the jslm_fieldordering page with XSS payloads in the fieldtitle field to execute…
When was CVE-2021-47975 disclosed?
CVE-2021-47975 was first published in the National Vulnerability Database on May 16, 2026, with the most recent update on May 26, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-47975 actively exploited?
CVE-2021-47975 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 88.4% of all scored CVEs.
What is the CVSS score of CVE-2021-47975?
CVE-2021-47975 has a CVSS v3 base score of 7.2 (NVD).
How do I remediate CVE-2021-47975?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-47975, 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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