CVE-2026-73635

HIGHPre-NVD 7.57.5—
EchelonGraph scoreMEDIUM confidence

Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2026-08-15. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 7.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 3 sources updated this week
7.5EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.7%CVSS: 7.5Exploit: None knownExposed services: Not assessed

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

Allocation of resources without limits or throttling vulnerability in Apache Struts. When no fixed locale is configured, the locale used for localized-text lookups is taken from the incoming request, allowing an unauthenticated remote client to cause the framework's internal localized-text caches to grow without bound and exhaust the Java heap, denying service to other users. Applications that configure a fixed locale are not affected.

This issue affects Apache Struts: from 2.0.0 through 2.3.37, from 2.5.0 through 2.5.33, from 6.0.0 through 6.10.0, from 7.0.0 through 7.2.1.

Users are recommended to upgrade to version 6.11.0 or 7.3.0, which fixes the issue.

CVSS v3
7.5
EG Score
7.5HIGHmedium confidence
EG Risk
49
EG Risk 49/100CISA SSVC

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
Severity75% × 45%
Exploitation1% × 40%
Automatability100% × 15%
CISA SSVC: Track at low or medium mission impact; Attend at high (mission-essential systems).
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
0.7%
EPSS %ILE
51st
KEV
Not listed

CISA SSVCTrack at low or medium mission impact; Attend at high (mission-essential systems).

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation none (CISA Vulnrichment) · Automatable yes (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

August 15, 2026

Last Modified

August 18, 2026

Advisory Details (1)

Auto-updated Aug 17, 2026
No patch confirmed yet.
generic

S2-074 - Apache Struts 2 Wiki - Apache Software Foundation

https://cwiki.apache.org/confluence/display/WW/S2-074

Vendor Advisories for CVE-2026-73635(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 19× in last 7d / 95× 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 178 total refreshes for this CVE.

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

Frequently asked(5)

What is CVE-2026-73635?
CVE-2026-73635 is a high vulnerability published on August 15, 2026. Allocation of resources without limits or throttling vulnerability in Apache Struts. When no fixed locale is configured, the locale used for localized-text lookups is taken from the incoming request, allowing an unauthenticated remote client to cause the framework's internal localized-text caches…
When was CVE-2026-73635 disclosed?
CVE-2026-73635 was first published on August 15, 2026, with the most recent update on August 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-73635 actively exploited?
CVE-2026-73635 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.7% probability of exploitation in the next 30 days (51st percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-73635?
CVE-2026-73635 has a CVSS v3.1 base score of 7.5 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-73635?
No fix for CVE-2026-73635 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix. The vendor advisories EchelonGraph has for CVE-2026-73635 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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