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CVE-2026-16411

Memory safety bugs present in Firefox 152. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability was fixed in Firefox 153 and Thunderbird 153.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c0198ab7cd4a6f3db3f0c76a282058f10c12d3cf2e2fa51e71558726acb6ae84
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

affected · 2 assertions

{"product":"Firefox","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"153","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/affected/0

{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"153","versionType":"rpm"}]}

  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/affected/1

Affected products and versions

2 source assertions
{"product":"Firefox","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"153","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/affected/0
{"product":"Thunderbird","vendor":"Mozilla","versions":[{"lessThanOrEqual":"*","status":"unaffected","version":"153","versionType":"rpm"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/affected/1

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-119","description":"CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/adp/0/problemTypes/0/descriptions/0

Source references

5 source assertions
{"name":"Moderate-severity memory safety bugs fixed in Firefox 153","url":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=1420800%2C1598946%2C1767921%2C2013993%2C2025417%2C2027325%2C2027364%2C2029433%2C2029807%2C2029901%2C2029922%2C2030102%2C2030563%2C2032110%2C2037801%2C2042756%2C2044625%2C2045609%2C2047920%2C2048491%2C2048492%2C2048800%2C2050534%2C2050662%2C2050871"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/references/0
{"name":"Low-severity memory safety bugs fixed in Firefox 153","url":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=2006467%2C2027346%2C2027349%2C2027353%2C2027362%2C2027371%2C2027373%2C2028954%2C2029694%2C2036906%2C2038964%2C2039460%2C2040522%2C2040834%2C2043275%2C2045394%2C2045606%2C2052060"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/references/1
{"name":"High-severity memory safety bugs fixed in Firefox 153","url":"https://bugzilla.mozilla.org/buglist.cgi?bug_id=2048936%2C2049804"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/references/2
{"url":"https://www.mozilla.org/security/advisories/mfsa2026-68/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/references/3
{"url":"https://www.mozilla.org/security/advisories/mfsa2026-71/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:a14c4a864850aa2be1baa750c10491ca781a1bb8a41ee6f2b6a3db79641b6f9d · sha256:8db9a55ec6c24c0a… · /containers/cna/references/4

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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