CVE-2026-0308

LOWPre-NVD 1.11.1—
EchelonGraph scoreMEDIUM confidence

This low-severity CVE scores 1.1 under a secondary CVSS source (NVD's own analysis pending). EPSS exploit probability: 0.3%, top 81% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, secondary
Trending — 3 sources updated this week
1.1EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 0%CVSS: 1.1Exploit: None knownExposed: 0

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

A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store or execute a JavaScript payload using the web interface.

This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama (virtual and M-Series).

Cloud NGFW and Prisma® Access are not affected by this vulnerability.

CVSS v3
1.1
EG Score
1.1(medium)
EG Risk
5(Track)
EG Risk 5/100SSVC: 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
Severity11% × 45%
Exploitation0% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
0%
EPSS %ILE
19%
KEV
Not listed

Published

September 10, 2026

Last Modified

September 10, 2026

References (1)

Vendor Advisories for CVE-2026-0308(2)

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 8× in last 7d / 19× 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. 2026-09-18 19:27 UTCEPSS rescore
  2. 2026-09-16 18:11 UTCEG score recompute
  3. 2026-09-16 18:11 UTCGHSA enrichment
  4. 2026-09-16 05:14 UTCEPSS rescore
  5. 2026-09-13 16:46 UTCEPSS rescore
  6. 2026-09-13 15:58 UTCEG score recompute
  7. 2026-09-13 15:58 UTCGHSA enrichment
  8. 2026-09-12 15:00 UTCEPSS rescore
  9. 2026-09-11 14:52 UTCEPSS rescore
  10. 2026-09-11 09:36 UTCEPSS rescore
  11. 2026-09-10 14:57 UTCGHSA enrichment
  12. 2026-09-10 14:20 UTCEG score recompute
  13. 2026-09-10 14:20 UTCGHSA enrichment
  14. 2026-09-10 13:21 UTCEG score recompute
  15. 2026-09-10 13:21 UTCGHSA enrichment
  16. 2026-09-10 06:35 UTCEG score recompute
  17. 2026-09-10 06:35 UTCGHSA enrichment
  18. 2026-09-10 05:55 UTCEG score recompute
  19. 2026-09-10 05:54 UTCMITRE cvelistV5first tracked

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2026-0308?
CVE-2026-0308 is a low vulnerability published on September 10, 2026. A stored cross-site scripting (XSS) vulnerability in Palo Alto Networks PAN-OS® software enables a malicious authenticated administrator to store or execute a JavaScript payload using the web interface. This issue is applicable to PAN-OS software on PA-Series and VM-Series firewalls and on Panorama…
When was CVE-2026-0308 disclosed?
CVE-2026-0308 was first published in the National Vulnerability Database on September 10, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2026-0308 actively exploited?
CVE-2026-0308 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 81.2% of all scored CVEs.
What is the CVSS score of CVE-2026-0308?
CVE-2026-0308 has a CVSS v3 base score of 1.1 (NVD).
How do I remediate CVE-2026-0308?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-0308, 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-2026-0308

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