CVE-2026-4932

MEDIUMPre-NVD 4.24.2—
EchelonGraph scoreHIGH confidence

Score 4.2 from GitHub Security Advisory published 2026-07-28. a secondary CVSS source baseline 4.2; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
4.2EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.2Exploit: None knownExposed: 0

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

IBM PowerVM Hypervisor FW1110.00 through FW1110.20, and FW1060.00 through FW1060.71 could allow an attacker with physical access to the Transparent Memory Encryption (TME) hardware to decrypt encrypted memory due to insufficient cryptographic entropy.

CVSS v3
4.2
EG Score
4.2(high)
EG Risk
19(Track)
EG Risk 19/100SSVC: 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
Severity42% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
0%
KEV
Not listed

Published

July 28, 2026

Last Modified

July 28, 2026

Advisory Details (1)

Auto-updated Jul 28, 2026
No patch confirmed yet.
generic

Security Bulletin: This Power System update is being released to address CVE-2026-4932

https://www.ibm.com/support/pages/node/7280632

Vendor Advisories for CVE-2026-4932(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 14× in last 7d / 55× 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.

  1. 2026-08-26 00:53 UTCEG score recompute
  2. 2026-08-26 00:53 UTCGHSA enrichment
  3. 2026-08-25 13:49 UTCEPSS rescore
  4. 2026-08-25 00:45 UTCEG score recompute
  5. 2026-08-25 00:45 UTCGHSA enrichment
  6. 2026-08-24 00:36 UTCGHSA enrichment
  7. 2026-08-23 00:28 UTCEG score recompute
  8. 2026-08-23 00:28 UTCGHSA enrichment
  9. 2026-08-23 00:19 UTCEPSS rescore
  10. 2026-08-22 00:16 UTCGHSA enrichment
  11. 2026-08-21 00:08 UTCEG score recompute
  12. 2026-08-21 00:08 UTCGHSA enrichment
  13. 2026-08-20 22:55 UTCEPSS rescore
  14. 2026-08-19 23:59 UTCGHSA enrichment
  15. 2026-08-18 23:49 UTCGHSA enrichment
  16. 2026-08-17 23:40 UTCEG score recompute
  17. 2026-08-17 23:40 UTCGHSA enrichment
  18. 2026-08-17 13:47 UTCEPSS rescore
  19. 2026-08-16 23:31 UTCEG score recompute
  20. 2026-08-16 23:31 UTCGHSA enrichment
  21. 2026-08-16 02:14 UTCEPSS rescore
  22. 2026-08-15 23:23 UTCGHSA enrichment
  23. 2026-08-14 23:14 UTCGHSA enrichment
  24. 2026-08-13 23:05 UTCGHSA enrichment
  25. 2026-08-12 22:55 UTCGHSA enrichment
Show 30 more
  1. 2026-08-11 22:47 UTCEG score recompute
  2. 2026-08-11 22:47 UTCGHSA enrichment
  3. 2026-08-10 22:39 UTCGHSA enrichment
  4. 2026-08-09 22:30 UTCGHSA enrichment
  5. 2026-08-08 22:22 UTCEG score recompute
  6. 2026-08-08 22:22 UTCGHSA enrichment
  7. 2026-08-08 16:37 UTCEPSS rescore
  8. 2026-08-07 22:14 UTCEG score recompute
  9. 2026-08-07 22:14 UTCGHSA enrichment
  10. 2026-08-06 22:05 UTCGHSA enrichment
  11. 2026-08-05 21:57 UTCEG score recompute
  12. 2026-08-05 21:57 UTCGHSA enrichment
  13. 2026-08-05 19:17 UTCEPSS rescore
  14. 2026-08-04 21:49 UTCEG score recompute
  15. 2026-08-04 21:49 UTCGHSA enrichment
  16. 2026-08-04 15:10 UTCEPSS rescore
  17. 2026-08-04 10:39 UTCEPSS rescore
  18. 2026-08-03 21:40 UTCGHSA enrichment
  19. 2026-08-02 21:32 UTCGHSA enrichment
  20. 2026-08-01 21:24 UTCGHSA enrichment
  21. 2026-07-31 21:15 UTCGHSA enrichment
  22. 2026-07-30 21:07 UTCEG score recompute
  23. 2026-07-30 21:07 UTCGHSA enrichment
  24. 2026-07-30 01:30 UTCEPSS rescore
  25. 2026-07-29 20:55 UTCEG score recompute
  26. 2026-07-29 20:55 UTCGHSA enrichment
  27. 2026-07-28 19:26 UTCEG score recompute
  28. 2026-07-28 18:59 UTCEG score recompute
  29. 2026-07-28 18:23 UTCEG score recompute
  30. 2026-07-28 18:22 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-4932?
CVE-2026-4932 is a medium vulnerability published on July 28, 2026. IBM PowerVM Hypervisor FW1110.00 through FW1110.20, and FW1060.00 through FW1060.71 could allow an attacker with physical access to the Transparent Memory Encryption (TME) hardware to decrypt encrypted memory due to insufficient cryptographic entropy.
When was CVE-2026-4932 disclosed?
CVE-2026-4932 was first published in the National Vulnerability Database on July 28, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-4932 actively exploited?
CVE-2026-4932 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 99.8% of all scored CVEs.
What is the CVSS score of CVE-2026-4932?
CVE-2026-4932 has a CVSS v3 base score of 4.2 (NVD).
How do I remediate CVE-2026-4932?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-4932, 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

Explore the affected products and dependency analysis for CVE-2026-4932

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