CVE-2026-19389

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.34% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 26.2% of scored records. A rank, not a probability.

NVD base score

7.1 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

NVD analysis status

Awaiting Analysis. NVD last modified this record on 2026-08-18.

Red Hat severity

Important. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2026-08-10 02:57Z26 DAYS AGO

Last updated

2026-08-17 03:49Z19 DAYS AGO

Reserved

2026-08-10

Assigning CNA

redhat

Record state

PUBLISHED

Severity

High (CVSS 7.1)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:H

Weaknesses

• CWE-190Integer Overflow or WraparoundBase

Data version

5.2

Document digest

8f3d0b7de9c9a8626fc3df3e7ceff35e57a42cafa787a46f8c2678cf82c43400

• access.redhat.comRHSA-2026:55435https://access.redhat.com/errata/RHSA-2026:55435vendor-advisoryx_refsource_REDHAT
• access.redhat.comhttps://access.redhat.com/security/cve/CVE-2026-19389vdb-entryx_refsource_REDHAT
• bugzilla.redhat.comRHBZ#2513016https://bugzilla.redhat.com/show_bug.cgi?id=2513016issue-trackingx_refsource_REDHAT
• gitlab.freedesktop.orghttps://gitlab.freedesktop.org/gstreamer/gstreamer/-/merge_requests/12233
• gstreamer.freedesktop.orghttps://gstreamer.freedesktop.org/releases/1.28/
• gstreamer.freedesktop.orghttps://gstreamer.freedesktop.org/security/sa-2026-0075.html