CVE-2015-2424

CRITICALNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-03-03), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 8.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 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: 38%CVSS: 8.8Exploit: cisa kev · ssvc active · epss top5pctExposed: 0

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

Microsoft PowerPoint 2007 SP3, Word 2007 SP3, PowerPoint 2010 SP2, Word 2010 SP2, PowerPoint 2013 SP1, Word 2013 SP1, and PowerPoint 2013 RT SP1 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Microsoft Office Memory Corruption Vulnerability."

CVSS v3
8.8
EG Score
9.0(high)
EG Risk
81(Attend)
EG Risk 81/100SSVC: 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%
Automatability0% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
38%
EPSS %ILE
98%
KEV
⚠ Exploited

Published

July 14, 2015

Last Modified

April 22, 2026

Advisory Details (2)

Auto-updated May 2, 2026
⚠️ Active exploitation confirmed. Patch available. Sources: 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-2015-2424
generic

Microsoft Security Bulletin MS15-070 - Important | Microsoft Learn

https://docs.microsoft.com/en-us/security-updates/securitybulletins/2015/ms15-070

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 43× in last 7d / 223× 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 464 total refreshes for this CVE.

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

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Frequently asked(6)

What is CVE-2015-2424?
CVE-2015-2424 is a critical vulnerability published on July 14, 2015. Microsoft PowerPoint 2007 SP3, Word 2007 SP3, PowerPoint 2010 SP2, Word 2010 SP2, PowerPoint 2013 SP1, Word 2013 SP1, and PowerPoint 2013 RT SP1 allow remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted Office document, aka "Microsoft Office…
When was CVE-2015-2424 disclosed?
CVE-2015-2424 was first published in the National Vulnerability Database on July 14, 2015, with the most recent update on April 22, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2015-2424 actively exploited?
Yes. CISA added CVE-2015-2424 to the Known Exploited Vulnerabilities catalog on March 3, 2022, affecting Microsoft PowerPoint. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2015-2424?
CVE-2015-2424 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0.
Which products are affected by CVE-2015-2424?
CVE-2015-2424 affects Microsoft PowerPoint. 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-2015-2424?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2015-2424, 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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