CVE-2021-32648

CRITICALNVD 8.29.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-01-18), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 8.2 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, nvd
Trending — 3 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 90%CVSS: 8.2Exploit: cisa kev · ssvc active · 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.

octobercms in a CMS platform based on the Laravel PHP Framework. In affected versions of the october/system package an attacker can request an account password reset and then gain access to the account using a specially crafted request. The issue has been patched in Build 472 and v1.1.5.

CVSS v3
8.2
EG Score
9.0(high)
EG Risk
96(Attend)
EG Risk 96/100SSVC: 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
Severity90% × 45%
Exploitation100% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
90%
EPSS %ILE
100%
KEV
⚠ Exploited

Published

August 26, 2021

Last Modified

October 24, 2025

Advisory Details (4)

Auto-updated Jun 3, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: github_commit, github, cisa.
cisa Patch Available🔴 Active Exploitation

Known Exploited Vulnerabilities Catalog | CISA

Known Exploited Vulnerabilities Catalog | CISA. Listed in CISA Known Exploited Vulnerabilities catalog.

https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-32648
github Patch Available

Account Takeover · Advisory · octobercms/october · GitHub

https://github.com/octobercms/october/security/advisories/GHSA-mxr5-mc97-63rc
github_commit

commit 5bd1a28140b8 (octobercms/library)

Fix landed in octobercms/library commit 5bd1a28140b8 — awaiting tagged release

https://github.com/octobercms/library/commit/5bd1a28140b825baebe6becd4f7562299d3de3b9
github_commit

commit 016a297b1bec (octobercms/library)

Fix landed in octobercms/library commit 016a297b1bec — awaiting tagged release

https://github.com/octobercms/library/commit/016a297b1bec55d2e53bc889458ed2cb5c3e9374

Affected Packages

(1 across 1 ecosystem)
Packagist(1)
PackageVulnerable rangeFixed inDependents
october/systemv1.1.1, v1.1.2, v1.1.3, v1.1.41.1.5—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 44× 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 128 total refreshes for this CVE.

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

Publicly available exploits

(2 references)

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

  • GitHub PoCImmersive-Labs-Sec/CVE-2021-32648
    First seen Jan 14, 2022

    Proof Of Concept code for OctoberCMS Auth Bypass CVE-2021-32648

    Open source ↗
  • Nucleihttp/cves/2021/CVE-2021-32648.yaml
    First seen Jan 1, 2021

    OctoberCMS - Account Takeover

    Open source ↗

Frequently asked(6)

What is CVE-2021-32648?
CVE-2021-32648 is a critical vulnerability published on August 26, 2021. octobercms in a CMS platform based on the Laravel PHP Framework. In affected versions of the october/system package an attacker can request an account password reset and then gain access to the account using a specially crafted request. The issue has been patched in Build 472 and v1.1.5.
When was CVE-2021-32648 disclosed?
CVE-2021-32648 was first published in the National Vulnerability Database on August 26, 2021, with the most recent update on October 24, 2025. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-32648 actively exploited?
Yes. CISA added CVE-2021-32648 to the Known Exploited Vulnerabilities catalog on January 18, 2022, affecting October CMS October CMS. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2021-32648?
CVE-2021-32648 has a CVSS v3 base score of 8.2 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2021-32648?
CVE-2021-32648 affects October CMS October CMS. The full affected-products list, including version ranges and fixed versions, is shown in the Affected Packages section of this page.
How do I remediate CVE-2021-32648?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-32648, 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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