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No exploitation reportedFix available

CVE-2020-15824

No exploitation reported by the sources we read.

  • Published2020-08-08
  • WeaknessCWE-269

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

In JetBrains Kotlin from 1.4-M1 to 1.4-RC (as Kotlin 1.3.7x is not affected by the issue. Fixed version is 1.4.0) there is a script-cache privilege escalation vulnerability due to kotlin-main-kts cached scripts in the system temp directory, which is shared by all users by default.

Timeline

dates in UTC
  1. 2020-08-0821:15CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2020-15824?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2020-15824?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Oracle banking extensibility workbench
BranchAffectedFixed in
14.2= 14.2no fix published
14.3= 14.3no fix published
14.5= 14.5no fix published
Jetbrains kotlin
BranchAffectedFixed in
1.4= 1.4.0no fix published
Oracle communications cloud native core policy
BranchAffectedFixed in
1.14= 1.14.0no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

  • NVDCVSS 3.18.8read 2026-10-23
  • NVDCVSS 2.06.5read 2026-10-23
  • NVDweakness (CWE)CWE-269read 2026-10-23
  • FIRST EPSSEPSS score1.9 %2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
2020-08-08
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is CVE-2020-15824?

In JetBrains Kotlin from 1.4-M1 to 1.4-RC (as Kotlin 1.3.7x is not affected by the issue. Fixed version is 1.4.0) there is a script-cache privilege escalation vulnerability due to kotlin-main-kts cached scripts in the system temp directory, which is shared by all users by default.

Is CVE-2020-15824 actively exploited?

Active exploitation of CVE-2020-15824 has not been confirmed. Its EPSS score was 1.9% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2020-15824?

CVE-2020-15824 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

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