CVE-2026-91102

CRITICALNVD 9.89.8—
EchelonGraph scoreHIGH confidence

Score 9.8 from GitHub Security Advisory (severity: HIGH) published 2026-09-16. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Trending — 5 sources updated this week
9.8EG
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 9.8Exploit: None knownExposed: 0

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

HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentially enable remote code execution, privilege escalation, denial of service, information disclosure, or unauthorized file modification under certain conditions.

CVSS v3
9.8
EG Score
9.8(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
Severity98% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
16%
KEV
Not listed

Published

September 16, 2026

Last Modified

September 21, 2026

References (1)

Vendor Advisories for CVE-2026-91102(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 35× in last 7d / 35× 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. 2026-09-22 08:20 UTCGHSA enrichment
  2. 2026-09-22 04:39 UTCGHSA enrichment
  3. 2026-09-22 00:58 UTCGHSA enrichment
  4. 2026-09-21 21:17 UTCEG score recompute
  5. 2026-09-21 21:17 UTCGHSA enrichment
  6. 2026-09-21 21:09 UTCEPSS rescore
  7. 2026-09-21 17:36 UTCEG score recompute▲ 1.40
  8. 2026-09-21 17:36 UTCGHSA enrichment
  9. 2026-09-21 17:35 UTCNVD updateCVSS v3 → 9.8 · severity → CRITICAL
  10. 2026-09-21 11:49 UTCGHSA enrichment
  11. 2026-09-20 22:36 UTCEG score recompute
  12. 2026-09-20 22:36 UTCGHSA enrichment
  13. 2026-09-20 20:16 UTCEPSS rescore
  14. 2026-09-20 09:25 UTCGHSA enrichment
  15. 2026-09-19 20:12 UTCEG score recompute
  16. 2026-09-19 20:12 UTCGHSA enrichment
  17. 2026-09-19 06:59 UTCEG score recompute
  18. 2026-09-19 06:59 UTCGHSA enrichment
  19. 2026-09-18 19:28 UTCEPSS rescore
  20. 2026-09-18 17:47 UTCGHSA enrichment
  21. 2026-09-18 04:35 UTCEG score recompute
  22. 2026-09-18 04:35 UTCGHSA enrichment
  23. 2026-09-18 04:04 UTCEG score recompute
  24. 2026-09-18 04:04 UTCGHSA enrichment
  25. 2026-09-18 03:38 UTCEG score recompute
Show 10 more
  1. 2026-09-18 03:38 UTCGHSA enrichment
  2. 2026-09-17 19:32 UTCEPSS rescore
  3. 2026-09-17 14:25 UTCEG score recompute
  4. 2026-09-17 14:25 UTCGHSA enrichment
  5. 2026-09-17 13:52 UTCEG score recompute
  6. 2026-09-17 13:52 UTCGHSA enrichment
  7. 2026-09-17 08:44 UTCGHSA enrichment
  8. 2026-09-16 19:32 UTCEG score recompute
  9. 2026-09-16 18:55 UTCEG score recompute
  10. 2026-09-16 18:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-91102?
CVE-2026-91102 is a critical vulnerability published on September 16, 2026. HP has identified and remediated multiple externally reported vulnerabilities within HPLIP. The findings affect several software components that could potentially enable remote code execution, privilege escalation, denial of service, information disclosure, or unauthorized file modification under…
When was CVE-2026-91102 disclosed?
CVE-2026-91102 was first published in the National Vulnerability Database on September 16, 2026, with the most recent update on September 21, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-91102 actively exploited?
CVE-2026-91102 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 83.8% of all scored CVEs.
What is the CVSS score of CVE-2026-91102?
CVE-2026-91102 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2026-91102?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-91102, 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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