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SUSE Webkit2gtk3 Moderate Security Update Multiple Issues 2026-1648-1

suse
Calendar Grey April 29, 2026
Dist Suse Esm H88
SUSE's webkit2gtk3 update resolves eight issues including moderate severity types. Critical updates fixed vulnerabilities.
An update that solves eight vulnerabilities can now be installed.

Summary

## This update for webkit2gtk3 fixes the following issues: Update to version 2.52.1. Security issues fixed: * CVE-2026-20643: processing maliciously crafted web content may bypass Same Origin Policy (bsc#1261172). * CVE-2026-20664: processing maliciously crafted web content may lead to an unexpected process crash (bsc#1261173). * CVE-2026-20665: processing maliciously crafted web content may prevent Content Security Policy from being enforced (bsc#1261174). * CVE-2026-20691: a maliciously crafted webpage may be able to fingerprint the user (bsc#1261175). * CVE-2026-28857: processing maliciously crafted web content may lead to an unexpected process crash (bsc#1261176). * CVE-2026-28859: a malicious website may be able to process restricted web content outside the sandbox (bsc#1261177).

Topics%20covered

Topics Covered

security advisory moderate SuSE cross site scripting webkit2gtk3 unexpected crash

References

* bsc#1261172

* bsc#1261173

* bsc#1261174

* bsc#1261175

* bsc#1261176

* bsc#1261177

* bsc#1261178

* bsc#1261179

Cross-

* CVE-2026-20643

* CVE-2026-20664

* CVE-2026-20665

* CVE-2026-20691

* CVE-2026-28857

* CVE-2026-28859

* CVE-2026-28861

* CVE-2026-28871

CVSS scores:

* CVE-2026-20643 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

* CVE-2026-20643 ( NVD ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

* CVE-2026-20664 ( SUSE ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

* CVE-2026-20664 ( NVD ): 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L

* CVE-2026-20665 ( SUSE ): 5.4 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:L

* CVE-2026-20665 ( NVD ): 6.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L

Announcement ID: SUSE-SU-2026:1648-1
Release Date: 2026-04-28T18:07:02Z
Rating: moderate

Topics%20covered

Topics Covered

security advisory moderate SuSE cross site scripting webkit2gtk3 unexpected crash

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