IBM Guardium Data Protection 12.2 could allow an administrative user to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system.
CVE-2026-4921
LOWPre-NVD 2.72.7—Trending — 3 sources updated this week
EchelonGraph scoreHIGH confidence
Score 2.7 from GitHub Security Advisory (severity: LOW) published 2026-09-23. a secondary CVSS source baseline 2.7; sources differ by 0.0.
Triggered by: GitHub Security Advisory CVSS
Sources: ghsa, secondary
2.7EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
- Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: —CVSS: 2.7Exploit: None knownExposed: 0
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 2.7
- EG Score
- 2.7(high)
- EG Risk
- 12(Track)EG Risk 12/100SSVC: 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 computedSeverity27% × 45%Exploitation0% × 40%Automatability0% × 15%Action: Routine — remediate on your standard cadence. - EPSS PROB
- —
- EPSS %ILE
- —
- KEV
- Not listed
Published
September 23, 2026
Last Modified
September 23, 2026
References (1)
Vendor Advisories for CVE-2026-4921(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 7× in last 7d / 7× 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.
- 2026-09-23 19:18 UTCEG score recompute
- 2026-09-23 19:18 UTCGHSA enrichment
- 2026-09-23 19:05 UTCEG score recompute
- 2026-09-23 19:04 UTCGHSA enrichment
- 2026-09-23 16:17 UTCEG score recompute
- 2026-09-23 15:54 UTCEG score recompute
- 2026-09-23 15:54 UTCMITRE cvelistV5first tracked
Related CVEs(same CWE)
Same CWE
10 shownCWE-209
- CVE-2025-68110EG 9.9CRITICAL
- CVE-2025-59872EG 9.8CRITICAL
- CVE-2026-22778EG 9.8EPSS p90CRITICAL
- CVE-2025-46658EG 9.8CRITICAL
- CVE-2024-6980EG 9.8CRITICAL
- CVE-2026-34045EG 9.1CRITICAL
- CVE-2025-47813NVD 4.3EG 9.0 KEVEPSS p99CRITICAL
- CVE-2024-6984EG 8.8HIGH
- CVE-2025-22218EG 8.5HIGH
- CVE-2025-62168NVD 7.5EG 8.4EPSS p99HIGH
Frequently asked(4)
What is CVE-2026-4921?
CVE-2026-4921 is a low vulnerability published on September 23, 2026. IBM Guardium Data Protection 12.2 could allow an administrative user to obtain sensitive information when a detailed technical error message is returned in the browser. This information could be used in further attacks against the system.
When was CVE-2026-4921 disclosed?
CVE-2026-4921 was first published in the National Vulnerability Database on September 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
What is the CVSS score of CVE-2026-4921?
CVE-2026-4921 has a CVSS v3 base score of 2.7 (NVD).
How do I remediate CVE-2026-4921?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-4921, 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-2026-4921
Is Your Infrastructure Affected by CVE-2026-4921?
EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.