CVE-2026-11460

HIGHPre-NVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

Score 7.3 from GitHub Security Advisory (severity: LOW) published 2026-06-07. a secondary CVSS source baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.3Exploit: Elevated riskExposed: 0

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

A flaw has been found in Boost Serialization up to 1.91. The impacted element is an unknown function. This manipulation causes improper validation of specified type of input. It is possible to initiate the attack remotely. The exploit has been published and may be used. The maintainer was notified on Aug 2025 and a disclosure deadline was set for 90 days. The maintainer acknowledged but postponed indefinitely citing time concerns. No patch is currently available and the disclosure deadline has expired.

CVSS v3
7.3
EG Score
7.3(medium)
EG Risk
64(Attend)
EG Risk 64/100SSVC: 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
Severity73% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
23%
KEV
Not listed

Published

June 7, 2026

Last Modified

July 23, 2026

Advisory Details (2)

Auto-updated Jun 11, 2026
No patch confirmed yet.
generic

Insecure Deserialization and Memory-Based Confusion Attacks in Boost Serialization · Issue #331 · boostorg/serialization · GitHub

https://github.com/boostorg/serialization/issues/331
generic

cvd_boost_serialization_20250827.md · GitHub

https://gist.github.com/TrebledJ/b7c872f869b5ed7cbd936f71f16c7d75

Vendor Advisories for CVE-2026-11460(1)

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

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 14× in last 7d / 65× 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 127 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-11460?
CVE-2026-11460 is a high vulnerability published on June 7, 2026. A flaw has been found in Boost Serialization up to 1.91. The impacted element is an unknown function. This manipulation causes improper validation of specified type of input. It is possible to initiate the attack remotely. The exploit has been published and may be used. The maintainer was notified…
When was CVE-2026-11460 disclosed?
CVE-2026-11460 was first published in the National Vulnerability Database on June 7, 2026, with the most recent update on July 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-11460 actively exploited?
CVE-2026-11460 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 76.6% of all scored CVEs.
What is the CVSS score of CVE-2026-11460?
CVE-2026-11460 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-11460?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-11460, 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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