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
36%
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 23× in last 7d / 111× 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 180 total refreshes for this CVE.

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

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 64.1% 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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