HIGHCVSS v3.1 7.8Actively exploited · CISA KEV since 2023-04-13Vulnerability

CVE-2023-20963

Android Framework contains an unspecified vulnerability that allows for privilege escalation after updating an app to a higher Target SDK with no additional execution privileges needed.

Properties

Euvd product
Android
Vulnerability name
Android Framework Privilege Escalation Vulnerability
First seen
2025-10-21T23:15:21+00:00
Cvss score
7.8
Epss score
0.01465
Last seen
2026-10-19T12:00:27+00:00
Due date
2023-05-04
Euvd assigner
google_android
Retrieved at
2026-10-21T01:24:47+00:00
Exploited euvd since
2023-04-13T00:00:00+00:00
Src batch id
epss_history-20261020T103617Z-728ddd
Source url
https://epss.empiricalsecurity.com/epss_scores-2026-10-19.csv.gz
Date added
2023-04-13
Score
7.8
Euvd base score version
3.1
Fetched at
2026-10-20T10:36:20+00:00
Euvd vendor
Google
Cvss vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
In Signal since
initial import (Sep 2026)
Euvd base score
7.8

Related Entities (7)

AFFECTS_PRODUCT (4)

→[Product]cpe:2.3:o:google:android:12.0:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:google:android:11.0:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:google:android:13.0:*:*:*:*:*:*:*
→[Product]cpe:2.3:o:google:android:12.1:*:*:*:*:*:*:*

DESCRIBES (1)

←[KEVEntry]Android Framework Privilege Escalation Vulnerability

HAS_WEAKNESS (1)

→[Weakness]Improper Certificate Validation

INVOLVES (1)

←[Signal]kev_added · 2023-04-13

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CVE-2023-20963 (CVSS v3.1 7.8) — Ninja Signal Threat Intelligence | Ninja Signal