kde-workspace 4.2.0 and plasma-workspace before 5.1.95 allows remote attackers to obtain input events, and consequently obtain passwords, by leveraging access to the X server when the screen is locked.
Conclusion & alert: CVE-2015-1308 is rated Moderate Risk (42.6/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.44%). Core evidence: EPSS rose +1.02% over the last day, indicating growing attacker interest. Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-06-15 | 0.42% | 1.44% | +1.02% |
| 2 | 2025-07-20 | 0.30% | 0.42% | +0.13% |
| 3 | 2025-03-30 | — | 0.30% | — |
Full EPSS history (6 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 4.3 | 2.0 | MEDIUM |
|
8.6 | 2.9 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
redhat
|
low | — | https://access.redhat.com/security/cve/CVE-2015-1308 |
ubuntu
|
low | CVE-2015-1308 low priority: Ubuntu including 1 source packages (kde-workspace), 10 status rows across 10 suites (lucid, precise, trusty, upstream, utopic, vivid, wily, xenial, yakkety, zesty): DNE 7, ignored 2, released 1. | https://ubuntu.com/security/CVE-2015-1308 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| kde | plasma-workspace | <= 5.1 | cpe:2.3:a:kde:plasma-workspace:*:*:*:*:*:*:*:* |
| kde | kde-workspace | <= 4.2.0 | cpe:2.3:a:kde:kde-workspace:*:*:*:*:*:*:*:* |