DSA-6436-1 chromium - security update
Security issues were discovered in Chromium which could result in the execution of arbitrary code, denial of service, or information disclosure. https://security-tracker.debian.org/tracker/DSA-6436-1
CSIRTS triage
- What
- Multiple security issues in Chromium including arbitrary code execution, denial of service, and information disclosure vulnerabilities.
- Who is affected
- Users running affected Chromium versions on any platform.
- Urgency
- High; arbitrary code execution possible; active exploitation likely given public CVE disclosure.
- Action
- Update Chromium to DSA-6436-1 patched version immediately.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://lists.debian.org/debian-security-announce/2026/msg00347.html
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Low exploitation riskCVE-2026-195560.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-195570.27% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 19% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-195580.23% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 14% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-195590.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.
- Low exploitation riskCVE-2026-195600.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 27% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-19556 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-19557 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-19558 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-19559 | coverage & exploitation status | NVD · CVE.org |
| CVE-2026-19560 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- unknownMicrosoft Edge Multiple Vulnerabilitieshkcert
- high[NEW] [high] Google Chrome: Multiple Vulnerabilities Enable Unspecified Attackcert-bund
- unknownGoogle Chrome Multiple Vulnerabilitieshkcert
- unknownMultiple vulnerabilities in Google Chrome (August 12, 2026)cert-fr-avis
- highCVE-2026-19560: Use after free in Blink in Google Chrome prior to 151.0.7922.137 allowed a remote attacker to …nvd
- highCVE-2026-19559: Use after free in HTML in Google Chrome prior to 151.0.7922.137 allowed a remote attacker to e…nvd
- highCVE-2026-19558: Use after free in Extensions in Google Chrome prior to 151.0.7922.137 allowed an attacker who …nvd
- highCVE-2026-19557: Use after free in TabStrip in Google Chrome on Mac prior to 151.0.7922.137 allowed a remote at…nvd
- highCVE-2026-19556: Use after free in V8 in Google Chrome prior to 151.0.7922.137 allowed a remote attacker to exe…nvd
- unknownCVE-2026-19560: Chromium: CVE-2026-19560 Use after free in Blinkmsrc
- unknownCVE-2026-19556: Chromium: CVE-2026-19556 Use after free in V8msrc
- unknownCVE-2026-19559: Chromium: CVE-2026-19559 Use after free in HTMLmsrc
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