CVE-2026-75107

MEDIUMPre-NVD 5.45.4—
EchelonGraph scoreHIGH confidence

Score 5.4 from GitHub Security Advisory published 2026-08-18. a secondary CVSS source baseline 5.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, secondary
Trending — 4 sources updated this weekElevated
5.4EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.4Exploit: Elevated riskExposed: 0

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

Grav Form Plugin before 9.1.19 fails to escape field-definition properties including prepend, append, spacer text, section text, and select option labels in form templates. Attackers with form authoring privileges can inject arbitrary HTML and JavaScript that executes for all form visitors through unescaped |raw filters and unquoted attributes.

CVSS v3
5.4
EG Score
5.4(high)
EG Risk
40(Track)
EG Risk 40/100SSVC: 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
Severity54% × 45%
Exploitation40% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
7%
KEV
Not listed

Published

August 18, 2026

Last Modified

August 18, 2026

Advisory Details (2)

Auto-updated Aug 18, 2026
Patch available. Sources: github.
generic

Grav Form Plugin before 9.1.19 Stored XSS via Field Properties | Advisories | VulnCheck

https://www.vulncheck.com/advisories/grav-form-plugin-before-stored-xss-via-field-properties
github Patch Available

grav-plugin-form: field-definition properties (prepend/append/spacer/section text) render with |raw and the select option label attribute is unquoted, giving stored XSS the label fixes did not cover · Advisory · getgrav/grav · GitHub

https://github.com/getgrav/grav/security/advisories/GHSA-5jrr-wfgh-mhg9

Vendor Advisories for CVE-2026-75107(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 16× in last 7d / 16× 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. 2026-08-21 09:02 UTCEG score recompute
  2. 2026-08-21 09:02 UTCGHSA enrichment
  3. 2026-08-20 22:56 UTCEPSS rescore
  4. 2026-08-20 11:09 UTCEG score recompute
  5. 2026-08-20 11:09 UTCGHSA enrichment
  6. 2026-08-19 17:04 UTCEPSS rescore
  7. 2026-08-19 13:15 UTCEG score recompute
  8. 2026-08-19 13:15 UTCGHSA enrichment
  9. 2026-08-18 15:22 UTCEG score recompute
  10. 2026-08-18 15:22 UTCGHSA enrichment
  11. 2026-08-18 14:47 UTCEG score recompute
  12. 2026-08-18 14:47 UTCGHSA enrichment
  13. 2026-08-18 12:35 UTCEG score recompute
  14. 2026-08-18 12:35 UTCGHSA enrichment
  15. 2026-08-18 11:29 UTCEG score recompute
  16. 2026-08-18 11:29 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-75107?
CVE-2026-75107 is a medium vulnerability published on August 18, 2026. Grav Form Plugin before 9.1.19 fails to escape field-definition properties including prepend, append, spacer text, section text, and select option labels in form templates. Attackers with form authoring privileges can inject arbitrary HTML and JavaScript that executes for all form visitors through…
When was CVE-2026-75107 disclosed?
CVE-2026-75107 was first published in the National Vulnerability Database on August 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-75107 actively exploited?
CVE-2026-75107 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 93.4% of all scored CVEs.
What is the CVSS score of CVE-2026-75107?
CVE-2026-75107 has a CVSS v3 base score of 5.4 (NVD).
How do I remediate CVE-2026-75107?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-75107, 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-2026-75107

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