CVE-2026-16016

HIGHPre-NVD 7.37.3—
EchelonGraph scoreMEDIUM confidence

Score 7.3 from GitHub Security Advisory published 2026-07-17. a secondary CVSS source baseline 7.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
7.3EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 7.3Exploit: Elevated riskExposed: 0

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

A vulnerability was identified in poco-ai poco-claw up to 0.5.4. This issue affects the function run_task of the file executor/app/api/v1/task.py. The manipulation of the argument callback_url leads to server-side request forgery. The attack is possible to be carried out remotely. The exploit is publicly available and might be used. The reported GitHub issue was closed automatically due to inactivity.

CVSS v3
7.3
EG Score
7.3(medium)
EG Risk
64(Attend)
EG Risk 64/100SSVC: 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
Severity73% × 45%
Exploitation40% × 40%
Automatability100% × 15%
Action: Remediate soon — notable exploitation risk.
EPSS PROB
0%
EPSS %ILE
41%
KEV
Not listed

Published

July 17, 2026

Last Modified

July 17, 2026

Advisory Details (2)

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

[Security] Unauthenticated `callback_url` SSRF in Poco executor allows attacker-directed outbound requests and callback data disclosure · Issue #138 · poco-ai/poco-claw · GitHub

https://github.com/poco-ai/poco-claw/issues/138
generic

GitHub - poco-ai/poco-claw: A more beautiful and easier-to-use alternative to OpenClaw. It features a nicer Web UI, built-in IM support, a sandboxed runtime and channel-based team collaboration. Under the hood, it is powered by a Claude Code–based agent. · GitHub

https://github.com/poco-ai/poco-claw/

Vendor Advisories for CVE-2026-16016(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 11× in last 7d / 80× 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 161 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-16016?
CVE-2026-16016 is a high vulnerability published on July 17, 2026. A vulnerability was identified in poco-ai poco-claw up to 0.5.4. This issue affects the function runtask of the file executor/app/api/v1/task.py. The manipulation of the argument callbackurl leads to server-side request forgery. The attack is possible to be carried out remotely. The exploit is…
When was CVE-2026-16016 disclosed?
CVE-2026-16016 was first published in the National Vulnerability Database on July 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-16016 actively exploited?
CVE-2026-16016 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0% probability of exploitation in the next 30 days, which ranks it in the top 59.1% of all scored CVEs.
What is the CVSS score of CVE-2026-16016?
CVE-2026-16016 has a CVSS v3 base score of 7.3 (NVD).
How do I remediate CVE-2026-16016?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-16016, 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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