CVE-2020-7656

MEDIUMNVD 6.16.1—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.1 under NVD CVSS v3. EPSS exploit probability: 6.3% (93rd percentile of EPSS-scored CVEs). GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
Elevated
6.1EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 6.4%CVSS: 6.1Exploit: Elevated riskExposed services: Not assessed

A fix is available — apply it.

jquery prior to 1.9.0 allows Cross-site Scripting attacks via the load method. The load method fails to recognize and remove "" HTML tags that contain a whitespace character, i.e: "", which results in the enclosed script logic to be executed.

CVSS v3
6.1
EG Score
6.1MEDIUMmedium confidence
EG Risk
48
EG Risk 48/100CISA SSVC

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
Severity61% × 45%
Exploitation40% × 40%
Automatability30% × 15%
CISA SSVC: Track at low or medium mission impact; Track* or Attend at high (mission-essential systems).
Action: A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.
EPSS PROB
6.4%
EPSS %ILE
93rd
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Track* or Attend at high (mission-essential systems).

A fix is available. Apply it within your standard update timelines at low or medium mission impact and sooner than that at high.

Exploitation public PoC (EG-KEV: elevated) · Automatable unknown (not published for this CVE) · Technical impact partial (CVSS below 9.0). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

May 19, 2020

Last Modified

November 21, 2024

References (8)

Vendor Advisories for CVE-2020-7656(2)

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

Patch Availability(2)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
redhatpcs-0:0.10.10-4.el82021-11-09redhat
redhatqpid-dispatch-0:1.13.0-3.el82020-10-08redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(4 across 4 ecosystems)
Maven(1)
PackageVulnerable rangeFix by version rangeDependents
org.webjars.npm:jquery1.7.2, 1.7.3, 1.8.2, 1.8.3
  • 1.2.1 up to 1.9.0: fixed in 1.9.0
—
npm(1)
PackageVulnerable rangeFix by version rangeDependents
jquery—
  • 1.2.1 up to 1.9.0: fixed in 1.9.0
—
NuGet(1)
PackageVulnerable rangeFix by version rangeDependents
jQuery1.4.1 ... 1.8.3 (20 versions)
  • 1.2.1 up to 1.9.0: fixed in 1.9.0
—
RubyGems(1)
PackageVulnerable rangeFix by version rangeDependents
jquery-rails0.1.1 ... 2.1.4 (40 versions)
  • every version up to 2.2.0: fixed in 2.2.0
—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 26× 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 171 total refreshes for this CVE.

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

Publicly available exploits

(1 reference)

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

  • Exploit-DBEDB-52141
    First seen Apr 8, 2025

    jQuery 3.3.1 - Prototype Pollution & XSS Exploit

    Open source ↗

Related CVEs(same product + same vendor + same CWE)

Frequently asked(5)

What is CVE-2020-7656?
CVE-2020-7656 is a medium vulnerability published on May 19, 2020. jquery prior to 1.9.0 allows Cross-site Scripting attacks via the load method. The load method fails to recognize and remove "<script>" HTML tags that contain a whitespace character, i.e: "</script >", which results in the enclosed script logic to be executed.
When was CVE-2020-7656 disclosed?
CVE-2020-7656 was first published on May 19, 2020, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2020-7656 actively exploited?
CVE-2020-7656 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 6.4% probability of exploitation in the next 30 days (93rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2020-7656?
CVE-2020-7656 has a CVSS v3 base score of 6.1 (NVD).
How do I remediate CVE-2020-7656?
A fix for CVE-2020-7656 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2020-7656 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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