CVE-2026-15719: We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6.
We are aware that exploit code for this is public however we are not aware of any attacks in the wild abusing this flaw. This vulnerability was fixed in Firefox 152.0.6.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-15719
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-2026-157190.34% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 26% of all scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-15719 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
- high[NEW] [high] Mozilla Firefox and Firefox ESR: Multiple vulnerabilitiescert-bund
- medium[NEW] [medium] Mozilla Firefox: Multiple vulnerabilities allow unspecified attackcert-bund
- unknownMultiple vulnerabilities in Mozilla Thunderbird (July 23, 2026)cert-fr-avis
- unknownMozilla Products Multiple Vulnerabilitieshkcert
- unknownMultiple vulnerabilities in Mozilla products (July 22, 2026)cert-fr-avis
- unknownDSA-6394-1 firefox-esr - security updatedebian
- unknownNCSC-2026-0242 [1.00] [M/H] Vulnerabilities fixed in Mozilla Firefoxncsc-nl
- unknownMozilla Products Multiple Vulnerabilitieshkcert
- unknownMultiple Vulnerabilities in Mozilla Firefox (July 15, 2026)cert-fr-avis
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