CVE-2009-2555

NONECVSS 0.0

0.0

Heap-based buffer overflow in src/jsregexp.cc in Google V8 before 1.1.10.14, as used in Google Chrome before 2.0.172.37, allows remote attackers to execute arbitrary code in the Chrome sandbox via a crafted JavaScript regular expression.

CVSS v3: —
EG Score: 0.0(none)
EPSS: 87.4%
KEV: Not listed

Published

July 21, 2009

Last Modified

April 23, 2026

References (18)

cve@mitrehttp://code.google.com/p/chromium/issues/detail?id=14719
cve@mitrehttp://codereview.chromium.org/141042
cve@mitrehttp://codereview.chromium.org/141042/diff/6/1004
cve@mitrehttp://googlechromereleases.blogspot.com/2009/07/stable-beta-update-bug-fixes.html
cve@mitrehttp://secunia.com/advisories/35844
cve@mitrehttp://www.osvdb.org/55939
cve@mitrehttp://www.securityfocus.com/bid/35722
cve@mitrehttp://www.vupen.com/english/advisories/2009/1924
cve@mitrehttps://exchange.xforce.ibmcloud.com/vulnerabilities/51801
af854a3a-2127-422b-91ae-364da2661108http://code.google.com/p/chromium/issues/detail?id=14719
af854a3a-2127-422b-91ae-364da2661108http://codereview.chromium.org/141042
af854a3a-2127-422b-91ae-364da2661108http://codereview.chromium.org/141042/diff/6/1004
af854a3a-2127-422b-91ae-364da2661108http://googlechromereleases.blogspot.com/2009/07/stable-beta-update-bug-fixes.html
af854a3a-2127-422b-91ae-364da2661108http://secunia.com/advisories/35844
af854a3a-2127-422b-91ae-364da2661108http://www.osvdb.org/55939

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-119Buffer Operations Within Bounds (Buffer Overflow)

Data Freshness Timeline

(refreshed 12× in last 7d / 45× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

2026-06-21 14:53 UTCEPSS rescore
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2026-06-04 13:09 UTCEPSS rescore
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2026-05-30 16:05 UTCEG score recompute
2026-05-30 16:05 UTCGHSA enrichment
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2026-05-18 21:29 UTCEPSS rescore

Frequently asked(4)

What is CVE-2009-2555?

CVE-2009-2555 is a none vulnerability published on July 21, 2009. Heap-based buffer overflow in src/jsregexp.cc in Google V8 before 1.1.10.14, as used in Google Chrome before 2.0.172.37, allows remote attackers to execute arbitrary code in the Chrome sandbox via a crafted JavaScript regular expression.

When was CVE-2009-2555 disclosed?

CVE-2009-2555 was first published in the National Vulnerability Database on July 21, 2009, with the most recent update on April 23, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2009-2555 actively exploited?

CVE-2009-2555 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 87.4% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

How do I remediate CVE-2009-2555?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2009-2555, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

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CVE-2009-2555

📅 Published

🔄 Last Modified

🔗 References (18)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(4)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2009-2555?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

References (18)

Frequently asked(4)

Related CVEs(same CWE)