CVE-2026-71398

CRITICALPre-NVD 10.010.0—
EchelonGraph scoreHIGH confidence

Score 10.0 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-11. a secondary CVSS source baseline 10.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
10.0EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 10.0Exploit: None knownExposed: 0

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

Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user interaction. Scope is changed.

CVSS v3
10.0
EG Score
10.0(high)
EG Risk
60(Track)
EG Risk 60/100SSVC: 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
Severity100% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
48%
KEV
Not listed

Published

August 11, 2026

Last Modified

August 13, 2026

References (1)

Vendor Advisories for CVE-2026-71398(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 55× in last 7d / 82× 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. 2026-08-21 06:57 UTCGHSA enrichment
  2. 2026-08-21 02:44 UTCEG score recompute
  3. 2026-08-21 02:44 UTCGHSA enrichment
  4. 2026-08-20 22:56 UTCEPSS rescore
  5. 2026-08-20 22:31 UTCGHSA enrichment
  6. 2026-08-20 18:19 UTCGHSA enrichment
  7. 2026-08-20 14:06 UTCGHSA enrichment
  8. 2026-08-20 09:20 UTCGHSA enrichment
  9. 2026-08-20 05:08 UTCGHSA enrichment
  10. 2026-08-20 00:55 UTCGHSA enrichment
  11. 2026-08-19 20:42 UTCEG score recompute
  12. 2026-08-19 20:42 UTCGHSA enrichment
  13. 2026-08-19 17:04 UTCEPSS rescore
  14. 2026-08-19 16:29 UTCGHSA enrichment
  15. 2026-08-19 12:17 UTCGHSA enrichment
  16. 2026-08-19 08:04 UTCGHSA enrichment
  17. 2026-08-19 03:52 UTCGHSA enrichment
  18. 2026-08-18 23:40 UTCGHSA enrichment
  19. 2026-08-18 19:26 UTCGHSA enrichment
  20. 2026-08-18 15:14 UTCEG score recompute
  21. 2026-08-18 15:14 UTCGHSA enrichment
  22. 2026-08-18 13:49 UTCEPSS rescore
  23. 2026-08-18 13:49 UTCEPSS rescore
  24. 2026-08-18 09:25 UTCGHSA enrichment
  25. 2026-08-18 05:12 UTCGHSA enrichment
Show 57 more
  1. 2026-08-18 00:56 UTCGHSA enrichment
  2. 2026-08-17 20:44 UTCGHSA enrichment
  3. 2026-08-17 16:29 UTCEG score recompute
  4. 2026-08-17 16:29 UTCGHSA enrichment
  5. 2026-08-17 13:47 UTCEPSS rescore
  6. 2026-08-17 12:07 UTCGHSA enrichment
  7. 2026-08-17 07:54 UTCGHSA enrichment
  8. 2026-08-17 03:42 UTCGHSA enrichment
  9. 2026-08-16 23:29 UTCGHSA enrichment
  10. 2026-08-16 19:16 UTCGHSA enrichment
  11. 2026-08-16 15:03 UTCEG score recompute
  12. 2026-08-16 15:03 UTCGHSA enrichment
  13. 2026-08-16 14:56 UTCEPSS rescore
  14. 2026-08-16 14:56 UTCEPSS rescore
  15. 2026-08-16 10:50 UTCGHSA enrichment
  16. 2026-08-16 06:38 UTCGHSA enrichment
  17. 2026-08-16 02:26 UTCEG score recompute
  18. 2026-08-16 02:26 UTCGHSA enrichment
  19. 2026-08-16 02:15 UTCEPSS rescore
  20. 2026-08-15 22:14 UTCGHSA enrichment
  21. 2026-08-15 18:01 UTCGHSA enrichment
  22. 2026-08-15 13:48 UTCGHSA enrichment
  23. 2026-08-15 09:35 UTCGHSA enrichment
  24. 2026-08-15 05:22 UTCEG score recompute
  25. 2026-08-15 05:22 UTCGHSA enrichment
  26. 2026-08-15 01:31 UTCEPSS rescore
  27. 2026-08-15 01:09 UTCGHSA enrichment
  28. 2026-08-14 20:56 UTCGHSA enrichment
  29. 2026-08-14 16:44 UTCGHSA enrichment
  30. 2026-08-14 12:31 UTCGHSA enrichment
  31. 2026-08-14 08:19 UTCGHSA enrichment
  32. 2026-08-14 04:06 UTCGHSA enrichment
  33. 2026-08-13 23:54 UTCEG score recompute
  34. 2026-08-13 23:54 UTCGHSA enrichment
  35. 2026-08-13 22:00 UTCEPSS rescore
  36. 2026-08-13 19:41 UTCGHSA enrichment
  37. 2026-08-13 15:28 UTCEG score recompute
  38. 2026-08-13 15:28 UTCGHSA enrichment
  39. 2026-08-13 15:16 UTCEG score recompute
  40. 2026-08-13 15:16 UTCGHSA enrichment
  41. 2026-08-13 14:10 UTCGHSA enrichment
  42. 2026-08-13 09:58 UTCGHSA enrichment
  43. 2026-08-13 05:46 UTCGHSA enrichment
  44. 2026-08-13 01:34 UTCGHSA enrichment
  45. 2026-08-12 21:21 UTCGHSA enrichment
  46. 2026-08-12 19:52 UTCGHSA enrichment
  47. 2026-08-12 15:39 UTCEG score recompute
  48. 2026-08-12 15:39 UTCGHSA enrichment
  49. 2026-08-12 13:51 UTCEPSS rescore
  50. 2026-08-12 11:27 UTCGHSA enrichment
  51. 2026-08-12 07:14 UTCGHSA enrichment
  52. 2026-08-12 03:01 UTCGHSA enrichment
  53. 2026-08-11 22:49 UTCGHSA enrichment
  54. 2026-08-11 18:36 UTCEG score recompute
  55. 2026-08-11 18:36 UTCGHSA enrichment
  56. 2026-08-11 18:03 UTCEG score recompute
  57. 2026-08-11 18:00 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-71398?
CVE-2026-71398 is a critical vulnerability published on August 11, 2026. Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary code execution in the context of the current user. An attacker could exploit this vulnerability to execute arbitrary code. Exploitation of this issue does not require user…
When was CVE-2026-71398 disclosed?
CVE-2026-71398 was first published in the National Vulnerability Database on August 11, 2026, with the most recent update on August 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-71398 actively exploited?
CVE-2026-71398 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 52.1% of all scored CVEs.
What is the CVSS score of CVE-2026-71398?
CVE-2026-71398 has a CVSS v3 base score of 10.0 (NVD).
How do I remediate CVE-2026-71398?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-71398, 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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