Security Bulletin: Multiple Vulnerabilities in IBM Operator for PostgreSQL

Summary Multiple vulnerabilities were addressed in IBM Operator for PostgreSQL version v28.4.3. Vulnerability Details CVEID:CVE-2026-71557 DESCRIPTION: go-git is an extensible git implementation library written in pure Go. Prior to 5.19.2 and 6.0.0-alpha.5, reference names are not sanitized befor...

CVE-2026-74391

A flaw was found in the tracing subsystem of the Linux kernel. This vulnerability occurs because synthetic field helpers use unbounded string concatenation strcat when building synthetic variable names and generated history commands. An attacker providing excessively long input for key lists, fie...

CVE-2026-72860

The POST /api/provider-nodes/validate route in 9router takes a caller-supplied baseUrl and issues server-side HTTP requests to it, guarding the destination with assertPublicUrl from src/shared/utils/ssrfGuard.js. That guard compares hostname strings only: it resolves no DNS, does not revalidate...

CVE-2026-55491

BigBlueButton is an open-source virtual classroom. Prior to 3.0.29, BigBlueButton failed to escape meetingName in record-and-playback/screenshare/playback/index.html.erb when generating the screenshare playback format. A low-privileged user could store a crafted meeting name that embedded script...

CVE-2026-54505

TREK is a collaborative travel planner. Prior to 3.1.0, when the Journey add-on is enabled, TREK interpolates the unescaped activeSuggestion.title value into journey.frontpage.suggestionText through client/src/i18n/TranslationContext.tsx and renders the result with dangerouslySetInnerHTML in...

CVE-2026-17136

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to a format string vulnerability...

Important: Red Hat Security Advisory: dracut security update

An update for dracut is now available for Red Hat Enterprise Linux 9.6 Extended Update Support. Red Hat Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System CVSS base score, which gives a detailed severity rating, is available for...

dracut: dracut: root code execution via unescaped error message written to sourced emergency hook script in die()

A flaw was found in dracut. The die error-handling function writes its message into a shell script under the initramfs emergency-hook directory without properly shell-quoting it. When the message contains data derived from the DHCP ROOTPATH option, an attacker on the adjacent network who controls...

Exploit for CVE-2026-18963

CVE-2026-18963 — Keycloak reset-credentials bypass → unauthent...

CVE-2026-17136

IBM AIX 7.2/7.3 and PowerVM VIOS 4.1 contain a network-exploitable format string flaw allowing unauthenticated remote arbitrary code execution (CVSS 9.8 Critical). No fix version or patch details are provided in the documents; see IBM support reference https://www.ibm.com/support/pages/node/72838...

CVE-2026-17136 Vulnerabilities in IBM AIX and PowerVM VIOS

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to a format string vulnerability...

CVE-2026-17136 Vulnerabilities in IBM AIX and PowerVM VIOS

IBM AIX 7.2, and 7.3 and IBM PowerVM VIOS 4.1 could allow a remote attacker to execute arbitrary code due to a format string vulnerability...

CVE-2026-54505

In TREK before 3.1.0, the Journey add-on interpolates an unescaped trip title into journey.frontpage.suggestionText (via TranslationContext.tsx) and renders it with dangerouslySetInnerHTML in JourneyPage.tsx. A trip owner stores HTML in a qualifying trip title; GET /api/journeys/suggestions retur...

CVE-2026-54505 TREK: Stored cross-user HTML injection via trip title in the Journey suggestion banner

TREK is a collaborative travel planner. Prior to 3.1.0, when the Journey add-on is enabled, TREK interpolates the unescaped activeSuggestion.title value into journey.frontpage.suggestionText through client/src/i18n/TranslationContext.tsx and renders the result with dangerouslySetInnerHTML in...

EUVD-2026-63694

TREK is a collaborative travel planner. Prior to 3.1.0, when the Journey add-on is enabled, TREK interpolates the unescaped activeSuggestion.title value into journey.frontpage.suggestionText through client/src/i18n/TranslationContext.tsx and renders the result with dangerouslySetInnerHTML in...

CVE-2026-54505 TREK: Stored cross-user HTML injection via trip title in the Journey suggestion banner

TREK is a collaborative travel planner. Prior to 3.1.0, when the Journey add-on is enabled, TREK interpolates the unescaped activeSuggestion.title value into journey.frontpage.suggestionText through client/src/i18n/TranslationContext.tsx and renders the result with dangerouslySetInnerHTML in...

CVE-2026-55491

BigBlueButton versions prior to 3.0.29 have a stored XSS flaw: the meetingName field is rendered unescaped in record-and-playback/screenshare/playback/index.html.erb, so a low-privileged user can inject script that runs when another user replays the recording. CVSS 3.1 scores 5.4 (Medium). Upgrad...

CVE-2026-55491 BigBlueButton: Stored XSS in Screenshare Recording Playback via Unescaped Meeting Name

BigBlueButton is an open-source virtual classroom. Prior to 3.0.29, BigBlueButton failed to escape meetingName in record-and-playback/screenshare/playback/index.html.erb when generating the screenshare playback format. A low-privileged user could store a crafted meeting name that embedded script...

CVE-2026-55491 BigBlueButton: Stored XSS in Screenshare Recording Playback via Unescaped Meeting Name

BigBlueButton is an open-source virtual classroom. Prior to 3.0.29, BigBlueButton failed to escape meetingName in record-and-playback/screenshare/playback/index.html.erb when generating the screenshare playback format. A low-privileged user could store a crafted meeting name that embedded script...

EUVD-2026-63682

BigBlueButton is an open-source virtual classroom. Prior to 3.0.29, BigBlueButton failed to escape meetingName in record-and-playback/screenshare/playback/index.html.erb when generating the screenshare playback format. A low-privileged user could store a crafted meeting name that embedded script...