CVE-2017-11317

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score elevated to 9.8 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-04-11), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 9.8 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
9.8
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS: 83%CVSS: 9.8Exploit: NoneExposed: 0

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

Telerik.Web.UI in Progress Telerik UI for ASP.NET AJAX before R1 2017 and R2 before R2 2017 SP2 uses weak RadAsyncUpload encryption, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.

CVSS v3
9.8
EG Score
9.8(high)
EPSS
99.7%
KEV
⚠ Exploited

Published

August 23, 2017

Last Modified

April 21, 2026

Advisory Details (3)

Auto-updated Apr 30, 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-2017-11317
generic🟡 PoC Available

Telerik UI for ASP.NET AJAX 2012.3.1308 < 2017.1.118 - Arbitrary File Upload - ASPX webapps Exploit

https://www.exploit-db.com/exploits/43874/
generic

Security Advisory

https://psirt.global.sonicwall.com/vuln-detail/SNWLID-2018-0006

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 101× in last 7d / 420× 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 689 total refreshes for this CVE.

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

Publicly available exploits

(3 references)

Working exploit code is in the public domain (1 Metasploit module) (1 GitHub PoC) (1 Exploit-DB entry). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitexploit/windows/http/telerik_rau_deserialization✓ verified
    First seen Dec 9, 2019

    Telerik UI ASP.NET AJAX RadAsyncUpload Deserialization

    Open source ↗
  • Exploit-DBEDB-43874
    First seen Jan 24, 2018

    Telerik UI for ASP.NET AJAX 2012.3.1308 < 2017.1.118 - Arbitrary File Upload

    Open source ↗
  • GitHub PoCbao7uo/RAU_crypto
    First seen Jan 9, 2018

    Telerik UI for ASP.NET AJAX File upload and .NET deserialisation exploit (CVE-2017-11317, CVE-2017-11357, CVE-2019-18935)

    Open source ↗

Related CVEs(same CWE)

Frequently asked(6)

What is CVE-2017-11317?
CVE-2017-11317 is a critical vulnerability published on August 23, 2017. Telerik.Web.UI in Progress Telerik UI for ASP.NET AJAX before R1 2017 and R2 before R2 2017 SP2 uses weak RadAsyncUpload encryption, which allows remote attackers to perform arbitrary file uploads or execute arbitrary code.
When was CVE-2017-11317 disclosed?
CVE-2017-11317 was first published in the National Vulnerability Database on August 23, 2017, with the most recent update on April 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-11317 actively exploited?
Yes. CISA added CVE-2017-11317 to the Known Exploited Vulnerabilities catalog on April 11, 2022, affecting Telerik User Interface (UI) for ASP.NET AJAX. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate patching attention.
What is the CVSS score of CVE-2017-11317?
CVE-2017-11317 has a CVSS v3 base score of 9.8 (NVD).
Which products are affected by CVE-2017-11317?
CVE-2017-11317 affects Telerik User Interface (UI) for ASP.NET AJAX. 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-2017-11317?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-11317, 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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