CVE-2026-71957

CRITICALPre-NVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2026-08-08. a secondary CVSS source baseline 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 9.8Exploit: None knownExposed: 0

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

D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2_C1_202602110044 contain a buffer overflow vulnerability in the app.cgi interface. A remote attacker can write an overly long string to the netAcc.addlist[].name field and execute arbitrary commands by crafting a specific payload, or cause the device to crash.

CVSS v3
9.8
EG Score
9.8(high)
EG Risk
59(Track)
EG Risk 59/100SSVC: 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
Severity98% × 45%
Exploitation1% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
46%
KEV
Not listed

Published

August 8, 2026

Last Modified

August 17, 2026

Advisory Details (3)

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

D-Link DWR-M961 Buffer Overflow via app.cgi | Advisories | VulnCheck

https://www.vulncheck.com/advisories/d-link-dwr-m961-buffer-overflow-via-app-cgi
generic

DWR-M961 4G AC1200 LTE Router | D-Link

https://www.dlink.com/middle-east/en/products/dwr-m961-4g-ac1200-lte-router
generic

D-Link Technical Support

https://supportannouncement.us.dlink.com/security/publication.aspx?name=SAP10512

Vendor Advisories for CVE-2026-71957(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 59× in last 7d / 102× 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 102 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-71957?
CVE-2026-71957 is a critical vulnerability published on August 8, 2026. D-Link DWR-M961 devices with hardware version C1 and software version 1.1.2C1202602110044 contain a buffer overflow vulnerability in the app.cgi interface. A remote attacker can write an overly long string to the netAcc.addlist[].name field and execute arbitrary commands by crafting a specific…
When was CVE-2026-71957 disclosed?
CVE-2026-71957 was first published in the National Vulnerability Database on August 8, 2026, with the most recent update on August 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-71957 actively exploited?
CVE-2026-71957 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 54.1% of all scored CVEs.
What is the CVSS score of CVE-2026-71957?
CVE-2026-71957 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-71957?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-71957, 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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