CVE-2025-71356

HIGHPre-NVD 8.18.1—
EchelonGraph scoreMEDIUM confidence

Score 8.1 from GitHub Security Advisory (severity: HIGH) published 2026-07-04. a secondary CVSS source baseline 8.1; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this weekElevated
8.1EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.1Exploit: Elevated riskExposed: 0

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

picklescan before 0.0.28 fails to detect malicious torch.fx.experimental.symbolic_shapes.ShapeEnv.evaluate_guards_expression function calls in pickle files. Attackers can embed undetected code in pickle files that executes remote code when loaded by victims.

CVSS v3
8.1
EG Score
8.1(medium)
EG Risk
52(Track*)
EG Risk 52/100SSVC: 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
Severity81% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Watch closely — could escalate to Attend.
EPSS PROB
0%
EPSS %ILE
37%
KEV
Not listed

Published

July 4, 2026

Last Modified

July 6, 2026

Advisory Details (2)

Auto-updated Jul 4, 2026
🔬 Proof of concept available. Patch available. Sources: github.
generic

picklescan - Arbitrary Code Execution via torch.fx.experimental.symbolic_shapes.ShapeEnv.evaluate_guards_expression | Advisories | VulnCheck

https://www.vulncheck.com/advisories/picklescan-arbitrary-code-execution-via-torch-fx-experimental-symbolic-shapes-shapeenv-evaluate-guards-expression
github Patch Available🟡 PoC Available

Missing detection when calling pytorch function torch.fx.experimental.symbolic_shapes.ShapeEnv.evaluate_guards_expression · Advisory · mmaitre314/picklescan · GitHub

https://github.com/mmaitre314/picklescan/security/advisories/GHSA-f4x7-rfwp-v3xw

Vendor Advisories for CVE-2025-71356(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Affected Packages

(1 across 1 ecosystem)
PyPI(1)
PackageVulnerable rangeFixed inDependents
picklescan0.0.1 ... 0.0.9 (27 versions)0.0.28—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 15× in last 7d / 60× 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 216 total refreshes for this CVE.

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

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2025-71356?
CVE-2025-71356 is a high vulnerability published on July 4, 2026. picklescan before 0.0.28 fails to detect malicious torch.fx.experimental.symbolicshapes.ShapeEnv.evaluateguards_expression function calls in pickle files. Attackers can embed undetected code in pickle files that executes remote code when loaded by victims.
When was CVE-2025-71356 disclosed?
CVE-2025-71356 was first published in the National Vulnerability Database on July 4, 2026, with the most recent update on July 6, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2025-71356 actively exploited?
CVE-2025-71356 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 63.1% of all scored CVEs.
What is the CVSS score of CVE-2025-71356?
CVE-2025-71356 has a CVSS v3 base score of 8.1 (NVD).
How do I remediate CVE-2025-71356?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2025-71356, 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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