CVE-2026-71270

HIGHPre-NVD 8.68.6—
EchelonGraph scoreHIGH confidence

Score 8.6 from GitHub Security Advisory (severity: HIGH) published 2026-08-05. a secondary CVSS source baseline 8.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
8.6EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 8.6Exploit: None knownExposed: 0

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

Stirling-PDF's POST /api/v1/convert/url/pdf endpoint (ConvertWebsiteToPDF.java) was not updated with the CustomHtmlSanitizer/SsrfProtectionService SSRF protections that were added to three sibling conversion endpoints (html/pdf, file/pdf, markdown/pdf).

CVSS v3
8.6
EG Score
8.6(high)
EG Risk
54(Track)
EG Risk 54/100SSVC: 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
Severity86% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
24%
KEV
Not listed

Published

August 5, 2026

Last Modified

August 10, 2026

Advisory Details (1)

Auto-updated Aug 5, 2026
No patch confirmed yet.
generic

GitHub - Stirling-Tools/Stirling-PDF: #1 PDF Application on GitHub that lets you edit PDFs on any device anywhere · GitHub

https://github.com/Stirling-Tools/Stirling-PDF

Vendor Advisories for CVE-2026-71270(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 28× in last 7d / 70× 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.

  1. 2026-08-20 22:56 UTCEPSS rescore
  2. 2026-08-20 22:19 UTCGHSA enrichment
  3. 2026-08-20 09:53 UTCGHSA enrichment
  4. 2026-08-19 21:27 UTCEG score recompute
  5. 2026-08-19 21:27 UTCGHSA enrichment
  6. 2026-08-19 17:04 UTCEPSS rescore
  7. 2026-08-19 08:53 UTCGHSA enrichment
  8. 2026-08-18 20:25 UTCEG score recompute
  9. 2026-08-18 20:25 UTCGHSA enrichment
  10. 2026-08-18 13:49 UTCEPSS rescore
  11. 2026-08-18 13:49 UTCEPSS rescore
  12. 2026-08-18 07:57 UTCGHSA enrichment
  13. 2026-08-17 19:31 UTCEG score recompute
  14. 2026-08-17 19:31 UTCGHSA enrichment
  15. 2026-08-17 13:47 UTCEPSS rescore
  16. 2026-08-17 06:06 UTCGHSA enrichment
  17. 2026-08-16 17:40 UTCEG score recompute
  18. 2026-08-16 17:40 UTCGHSA enrichment
  19. 2026-08-16 14:56 UTCEPSS rescore
  20. 2026-08-16 14:56 UTCEPSS rescore
  21. 2026-08-16 05:13 UTCEG score recompute
  22. 2026-08-16 05:13 UTCGHSA enrichment
  23. 2026-08-16 02:15 UTCEPSS rescore
  24. 2026-08-15 16:47 UTCGHSA enrichment
  25. 2026-08-15 04:21 UTCEG score recompute
Show 45 more
  1. 2026-08-15 04:21 UTCGHSA enrichment
  2. 2026-08-15 01:31 UTCEPSS rescore
  3. 2026-08-14 15:55 UTCGHSA enrichment
  4. 2026-08-14 03:28 UTCEG score recompute
  5. 2026-08-14 03:28 UTCGHSA enrichment
  6. 2026-08-13 22:00 UTCEPSS rescore
  7. 2026-08-13 15:02 UTCGHSA enrichment
  8. 2026-08-13 02:36 UTCGHSA enrichment
  9. 2026-08-12 14:10 UTCEG score recompute
  10. 2026-08-12 14:10 UTCGHSA enrichment
  11. 2026-08-12 13:51 UTCEPSS rescore
  12. 2026-08-12 01:44 UTCEG score recompute
  13. 2026-08-12 01:44 UTCGHSA enrichment
  14. 2026-08-11 13:17 UTCGHSA enrichment
  15. 2026-08-11 00:50 UTCEG score recompute
  16. 2026-08-11 00:50 UTCGHSA enrichment
  17. 2026-08-11 00:00 UTCEPSS rescore
  18. 2026-08-10 12:24 UTCEG score recompute
  19. 2026-08-10 12:24 UTCGHSA enrichment
  20. 2026-08-10 11:42 UTCGHSA enrichment
  21. 2026-08-10 11:22 UTCEG score recompute
  22. 2026-08-10 11:22 UTCGHSA enrichment
  23. 2026-08-10 08:26 UTCGHSA enrichment
  24. 2026-08-09 20:00 UTCEG score recompute
  25. 2026-08-09 20:00 UTCGHSA enrichment
  26. 2026-08-09 13:47 UTCEPSS rescore
  27. 2026-08-09 07:34 UTCGHSA enrichment
  28. 2026-08-08 19:08 UTCEG score recompute
  29. 2026-08-08 19:08 UTCGHSA enrichment
  30. 2026-08-08 16:37 UTCEPSS rescore
  31. 2026-08-08 06:41 UTCGHSA enrichment
  32. 2026-08-07 18:15 UTCEG score recompute
  33. 2026-08-07 18:15 UTCGHSA enrichment
  34. 2026-08-07 05:49 UTCGHSA enrichment
  35. 2026-08-06 17:23 UTCEG score recompute
  36. 2026-08-06 17:23 UTCGHSA enrichment
  37. 2026-08-06 13:47 UTCEPSS rescore
  38. 2026-08-06 04:56 UTCGHSA enrichment
  39. 2026-08-05 16:30 UTCEG score recompute
  40. 2026-08-05 16:30 UTCGHSA enrichment
  41. 2026-08-05 16:13 UTCEG score recompute
  42. 2026-08-05 16:13 UTCGHSA enrichment
  43. 2026-08-05 13:28 UTCEG score recompute
  44. 2026-08-05 13:07 UTCEG score recompute
  45. 2026-08-05 13:07 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-71270?
CVE-2026-71270 is a high vulnerability published on August 5, 2026. Stirling-PDF's POST /api/v1/convert/url/pdf endpoint (ConvertWebsiteToPDF.java) was not updated with the CustomHtmlSanitizer/SsrfProtectionService SSRF protections that were added to three sibling conversion endpoints (html/pdf, file/pdf, markdown/pdf).
When was CVE-2026-71270 disclosed?
CVE-2026-71270 was first published in the National Vulnerability Database on August 5, 2026, with the most recent update on August 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-71270 actively exploited?
CVE-2026-71270 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 75.9% of all scored CVEs.
What is the CVSS score of CVE-2026-71270?
CVE-2026-71270 has a CVSS v3 base score of 8.6 (NVD).
How do I remediate CVE-2026-71270?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-71270, 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

Explore the affected products and dependency analysis for CVE-2026-71270

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