CVE-2026-87435

MEDIUMPre-NVD 5.35.3—
EchelonGraph scoreHIGH confidence

Score 5.3 from GitHub Security Advisory published 2026-09-09. CISA-ADP (Vulnrichment) CVSS v3.1 baseline 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cisa-adp, epss, ghsa
Trending — 4 sources updated this week
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 5.3Exploit: None knownExposed: 0

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

Information leak in ControlledFrame in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)

CVSS v3
5.3
Vendor severity
MEDIUMper Google (Chromium)Vendor's own band, not a CVSS rating — advisory text: (Chromium security severity: Medium)
EG Score
5.3(high)
EG Risk
24(Track)
EG Risk 24/100SSVC: 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
Severity53% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
18%
KEV
Not listed

Published

September 9, 2026

Last Modified

September 17, 2026

Advisory Details (2)

Auto-updated Sep 9, 2026
⚠️ Active exploitation confirmed. No patch confirmed yet.
generic

Chromium

https://issues.chromium.org/issues/533070113
generic🔴 Active Exploitation

Chrome Releases: Stable Channel Update for Desktop

https://chromereleases.googleblog.com/2026/09/stable-channel-update-for-desktop_0808145027.html

Vendor Advisories for CVE-2026-87435(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.

All Vendor Advisories

(1)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 27× in last 7d / 62× 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 03:47 UTCEG score recompute
  2. 2026-09-25 03:47 UTCVendor advisory
  3. 2026-09-25 03:47 UTCGHSA enrichment
  4. 2026-09-24 14:04 UTCEPSS rescore
  5. 2026-09-24 02:25 UTCEG score recompute
  6. 2026-09-24 02:25 UTCVendor advisory
  7. 2026-09-24 02:25 UTCGHSA enrichment
  8. 2026-09-23 17:54 UTCEPSS rescore
  9. 2026-09-23 01:03 UTCEG score recompute
  10. 2026-09-23 01:03 UTCVendor advisory
  11. 2026-09-23 01:03 UTCGHSA enrichment
  12. 2026-09-22 16:01 UTCEPSS rescore
  13. 2026-09-21 23:40 UTCEG score recompute
  14. 2026-09-21 23:40 UTCVendor advisory
  15. 2026-09-21 23:40 UTCGHSA enrichment
  16. 2026-09-21 21:09 UTCEPSS rescore
  17. 2026-09-20 22:19 UTCEG score recompute
  18. 2026-09-20 22:19 UTCVendor advisory
  19. 2026-09-20 22:19 UTCGHSA enrichment
  20. 2026-09-20 20:16 UTCEPSS rescore
  21. 2026-09-19 20:56 UTCEG score recompute
  22. 2026-09-19 20:56 UTCVendor advisory
  23. 2026-09-19 20:56 UTCGHSA enrichment
  24. 2026-09-18 19:34 UTCEG score recompute
  25. 2026-09-18 19:34 UTCVendor advisory
Show 37 more
  1. 2026-09-18 19:34 UTCGHSA enrichment
  2. 2026-09-18 19:28 UTCEPSS rescore
  3. 2026-09-17 19:32 UTCEPSS rescore
  4. 2026-09-17 18:12 UTCVendor advisory
  5. 2026-09-17 18:12 UTCGHSA enrichment
  6. 2026-09-17 02:51 UTCEG score recompute
  7. 2026-09-17 02:51 UTCVendor advisory
  8. 2026-09-17 02:51 UTCGHSA enrichment
  9. 2026-09-16 14:09 UTCEPSS rescore
  10. 2026-09-16 05:15 UTCEPSS rescore
  11. 2026-09-16 01:01 UTCEG score recompute
  12. 2026-09-16 01:01 UTCVendor advisory
  13. 2026-09-16 01:01 UTCGHSA enrichment
  14. 2026-09-15 03:12 UTCEPSS rescore
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-14 23:39 UTCVendor advisory
  17. 2026-09-14 23:39 UTCGHSA enrichment
  18. 2026-09-13 22:17 UTCEG score recompute
  19. 2026-09-13 22:17 UTCGHSA enrichment
  20. 2026-09-12 20:55 UTCEG score recompute
  21. 2026-09-12 20:55 UTCGHSA enrichment
  22. 2026-09-11 19:33 UTCEG score recompute
  23. 2026-09-11 19:33 UTCGHSA enrichment
  24. 2026-09-11 14:53 UTCEPSS rescore
  25. 2026-09-11 14:53 UTCEPSS rescore
  26. 2026-09-10 18:11 UTCEG score recompute
  27. 2026-09-10 18:11 UTCGHSA enrichment
  28. 2026-09-09 16:48 UTCGHSA enrichment
  29. 2026-09-09 15:54 UTCEG score recompute
  30. 2026-09-09 15:54 UTCGHSA enrichment
  31. 2026-09-09 15:29 UTCGHSA enrichment
  32. 2026-09-09 14:45 UTCEG score recompute▼ 1.20
  33. 2026-09-09 14:45 UTCGHSA enrichment
  34. 2026-09-09 14:45 UTCMITRE cvelistV5CVSS v3 → 5.3 · severity → MEDIUM
  35. 2026-09-09 01:22 UTCNVD update
  36. 2026-09-09 00:59 UTCEG score recompute
  37. 2026-09-09 00:57 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-87435?
CVE-2026-87435 is a medium vulnerability published on September 9, 2026. Information leak in ControlledFrame in Google Chrome prior to 153.0.8010.36 allowed a remote attacker who had compromised the renderer process to obtain sensitive information via a crafted HTML page. (Chromium security severity: Medium)
When was CVE-2026-87435 disclosed?
CVE-2026-87435 was first published in the National Vulnerability Database on September 9, 2026, with the most recent update on September 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-87435 actively exploited?
CVE-2026-87435 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 81.5% of all scored CVEs.
What is the CVSS score of CVE-2026-87435?
CVE-2026-87435 has a CVSS v3.1 base score of 5.3 (CISA-ADP / Vulnrichment enrichment; NVD's own analysis pending).
How do I remediate CVE-2026-87435?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-87435, 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-2026-87435

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