CVE-2026-85117

MEDIUMPre-NVD 6.56.5—
EchelonGraph scoreHIGH confidence

Score 6.5 from GitHub Security Advisory published 2026-09-09. a secondary CVSS source baseline 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 3 sources updated this week
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 6.5Exploit: None knownExposed: 0

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

The Contact Form 7 Captcha WordPress plugin before 0.1.9 runs the shortcode parser over the whole rendered Contact Form 7 form, including the values a visitor submitted, allowing unauthenticated users to execute arbitrary shortcodes registered on the site.

CVSS v3
6.5
EG Score
6.5(high)
EG Risk
44(Track)
EG Risk 44/100SSVC: 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
Severity65% × 45%
Exploitation0% × 40%
Automatability100% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
21%
KEV
Not listed

Published

September 9, 2026

Last Modified

September 9, 2026

Advisory Details (1)

Auto-updated Sep 9, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Contact Form 7 Captcha 0.1.7 – 0.1.8 – Unauthenticated Arbitrary Shortcode Execution via Form Field Repopulation | CVE 2026-85117 | Plugin Vulnerabilities

https://wpscan.com/vulnerability/e791e4a6-5ec1-49c7-9448-1d83ec4f4905/

Vendor Advisories for CVE-2026-85117(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 20× in last 7d / 50× 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. 2026-09-25 06:16 UTCEG score recompute
  2. 2026-09-25 06:16 UTCGHSA enrichment
  3. 2026-09-24 14:04 UTCEPSS rescore
  4. 2026-09-24 05:22 UTCEG score recompute
  5. 2026-09-24 05:22 UTCGHSA enrichment
  6. 2026-09-23 17:54 UTCEPSS rescore
  7. 2026-09-23 04:28 UTCEG score recompute
  8. 2026-09-23 04:28 UTCGHSA enrichment
  9. 2026-09-22 16:01 UTCEPSS rescore
  10. 2026-09-22 03:33 UTCEG score recompute
  11. 2026-09-22 03:33 UTCGHSA enrichment
  12. 2026-09-21 21:09 UTCEPSS rescore
  13. 2026-09-21 02:39 UTCEG score recompute
  14. 2026-09-21 02:39 UTCGHSA enrichment
  15. 2026-09-20 20:16 UTCEPSS rescore
  16. 2026-09-20 01:44 UTCEG score recompute
  17. 2026-09-20 01:44 UTCGHSA enrichment
  18. 2026-09-19 00:49 UTCEG score recompute
  19. 2026-09-19 00:49 UTCGHSA enrichment
  20. 2026-09-18 19:28 UTCEPSS rescore
  21. 2026-09-17 23:55 UTCEG score recompute
  22. 2026-09-17 23:55 UTCGHSA enrichment
  23. 2026-09-17 19:32 UTCEPSS rescore
  24. 2026-09-16 23:00 UTCEG score recompute
  25. 2026-09-16 23:00 UTCGHSA enrichment
Show 25 more
  1. 2026-09-16 14:09 UTCEPSS rescore
  2. 2026-09-16 05:15 UTCEPSS rescore
  3. 2026-09-15 22:05 UTCEG score recompute
  4. 2026-09-15 22:05 UTCGHSA enrichment
  5. 2026-09-15 03:12 UTCEPSS rescore
  6. 2026-09-15 03:12 UTCEPSS rescore
  7. 2026-09-14 21:10 UTCGHSA enrichment
  8. 2026-09-13 20:16 UTCEG score recompute
  9. 2026-09-13 20:16 UTCGHSA enrichment
  10. 2026-09-12 19:22 UTCEG score recompute
  11. 2026-09-12 19:22 UTCGHSA enrichment
  12. 2026-09-11 18:28 UTCEG score recompute
  13. 2026-09-11 18:28 UTCGHSA enrichment
  14. 2026-09-11 14:53 UTCEPSS rescore
  15. 2026-09-11 14:53 UTCEPSS rescore
  16. 2026-09-10 17:34 UTCEG score recompute
  17. 2026-09-10 17:34 UTCGHSA enrichment
  18. 2026-09-09 16:38 UTCGHSA enrichment
  19. 2026-09-09 15:49 UTCEG score recompute
  20. 2026-09-09 15:49 UTCGHSA enrichment
  21. 2026-09-09 15:35 UTCEG score recompute
  22. 2026-09-09 15:35 UTCGHSA enrichment
  23. 2026-09-09 07:20 UTCEG score recompute
  24. 2026-09-09 06:38 UTCEG score recompute
  25. 2026-09-09 06:38 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-85117?
CVE-2026-85117 is a medium vulnerability published on September 9, 2026. The Contact Form 7 Captcha WordPress plugin before 0.1.9 runs the shortcode parser over the whole rendered Contact Form 7 form, including the values a visitor submitted, allowing unauthenticated users to execute arbitrary shortcodes registered on the site.
When was CVE-2026-85117 disclosed?
CVE-2026-85117 was first published in the National Vulnerability Database on September 9, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-85117 actively exploited?
CVE-2026-85117 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 79.3% of all scored CVEs.
What is the CVSS score of CVE-2026-85117?
CVE-2026-85117 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2026-85117?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-85117, 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-2026-85117

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