CVE-2026-80159

MEDIUMPre-NVD 4.04.0—
EchelonGraph scoreHIGH confidence

Score 4.0 from GitHub Security Advisory published 2026-09-08. the CNA's CVSS baseline 4.0; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: cna:adobe, epss, ghsa
Trending — 3 sources updated this week
4.0EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 4.0Exploit: None knownExposed: 0

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

Acrobat Reader is affected by an Untrusted Search Path vulnerability that could result in privilege escalation. An attacker with high privileges could leverage this vulnerability to gain elevated access. Exploit depends on conditions beyond the attacker's control. Exploitation of this issue requires user interaction in that a victim must open a malicious file.

CVSS v3
4.0
EG Score
4.0(high)
EG Risk
18(Track)
EG Risk 18/100SSVC: 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
Severity40% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
2%
KEV
Not listed

Published

September 8, 2026

Last Modified

September 17, 2026

References (1)

Vendor Advisories for CVE-2026-80159(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 18× in last 7d / 34× 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. 2026-09-19 19:19 UTCEG score recompute
  2. 2026-09-19 19:19 UTCGHSA enrichment
  3. 2026-09-18 19:28 UTCEPSS rescore
  4. 2026-09-18 19:20 UTCEG score recompute
  5. 2026-09-18 19:20 UTCGHSA enrichment
  6. 2026-09-17 19:20 UTCEG score recompute
  7. 2026-09-17 19:20 UTCGHSA enrichment
  8. 2026-09-16 21:20 UTCEG score recompute
  9. 2026-09-16 21:20 UTCGHSA enrichment
  10. 2026-09-16 14:08 UTCEPSS rescore
  11. 2026-09-16 05:15 UTCEPSS rescore
  12. 2026-09-15 21:21 UTCEG score recompute
  13. 2026-09-15 21:21 UTCGHSA enrichment
  14. 2026-09-15 03:12 UTCEPSS rescore
  15. 2026-09-15 03:12 UTCEPSS rescore
  16. 2026-09-14 21:19 UTCGHSA enrichment
  17. 2026-09-13 21:18 UTCEG score recompute
  18. 2026-09-13 21:18 UTCGHSA enrichment
  19. 2026-09-12 21:19 UTCGHSA enrichment
  20. 2026-09-11 21:19 UTCEG score recompute
  21. 2026-09-11 21:19 UTCGHSA enrichment
  22. 2026-09-11 14:53 UTCEPSS rescore
  23. 2026-09-11 14:53 UTCEPSS rescore
  24. 2026-09-10 21:20 UTCEG score recompute
  25. 2026-09-10 21:20 UTCGHSA enrichment
Show 9 more
  1. 2026-09-10 21:05 UTCEG score recompute
  2. 2026-09-10 21:05 UTCGHSA enrichment
  3. 2026-09-10 15:59 UTCEG score recompute
  4. 2026-09-10 15:59 UTCGHSA enrichment
  5. 2026-09-09 16:02 UTCEG score recompute
  6. 2026-09-09 16:02 UTCGHSA enrichment
  7. 2026-09-08 21:32 UTCEG score recompute
  8. 2026-09-08 20:35 UTCEG score recompute
  9. 2026-09-08 20:34 UTCMITRE cvelistV5first tracked

Frequently asked(5)

What is CVE-2026-80159?
CVE-2026-80159 is a medium vulnerability published on September 8, 2026. Acrobat Reader is affected by an Untrusted Search Path vulnerability that could result in privilege escalation. An attacker with high privileges could leverage this vulnerability to gain elevated access. Exploit depends on conditions beyond the attacker's control. Exploitation of this issue…
When was CVE-2026-80159 disclosed?
CVE-2026-80159 was first published in the National Vulnerability Database on September 8, 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-2026-80159 actively exploited?
CVE-2026-80159 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 98.2% of all scored CVEs.
What is the CVSS score of CVE-2026-80159?
CVE-2026-80159 has a CVSS v4.0 base score of 4.0 (CNA self-assessment; NVD's own analysis pending).
How do I remediate CVE-2026-80159?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-80159, 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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