CVE-2013-1675: Mozilla Firefox Information Disclosure Vulnerability
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Mozilla Firefox does not properly initialize data structures for the nsDOMSVGZoomEvent::mPreviousScale and nsDOMSVGZoomEvent::mNewScale functions, which allows remote attackers to obtain sensitive information from process memory via a crafted web site.
CSIRTS triage
- What
- Improper initialization of data structures in Firefox allows remote attackers to obtain sensitive information.
- Who is affected
- Users of Mozilla Firefox are at risk of information disclosure.
- Urgency
- Remediation is urgent due to the critical nature of the vulnerability and its exploitation status.
- Action
- Update Mozilla Firefox to the latest version to mitigate the risk.
AI-assisted analysis generated from the source advisory — verify against the original.
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Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2013-1675
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.
- Exploitation confirmedCVE-2013-1675Already exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 93% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2013-1675 | coverage & exploitation status | NVD · CVE.org |
Recent advisories for Mozilla Firefox Information
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- medium[NEW] [medium] Mozilla Firefox for iOS: Vulnerability allows display of false informationcert-bund · 2026-07-07
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