CVE-2025-49709
criticalpriority · track · 0EPSS 0.007 · 52 %ileDEEURUUSEPSS · scored 2026-10-28
Certain canvas operations could have lead to memory corruption. This vulnerability was fixed in Firefox 139.0.4.
cvss
Technical severity, 0–10. One row per scoring source.
base score 0–10 · higher = more severe · hover a vector to decode
ssvc
A stakeholder decision — act, attend, or track — from exploitation and impact.
weaknesses
The CWE weakness classes this flaw belongs to.
affected products (133)
Products and version ranges known to be affected.
advisories (2)
Vendor and ecosystem advisories describing this.
- WID-SEC-W-2025-1297Mozilla Firefox: Mehrere Schwachstellen ermöglichen CodeausführungDeutsch2025-06-10csaf · cert_bundDE
Ein entfernter, anonymer Angreifer kann mehrere Schwachstellen in Mozilla Firefox ausnutzen, um beliebigen Code auszuführen.
- WID-SEC-W-2025-1850Xerox FreeFlow Print Server: Mehrere Schwachstellen ermöglichen nicht spezifizierten AngriffDeutsch2025-08-14csaf · cert_bundDE
Ein Angreifer kann mehrere Schwachstellen in Xerox FreeFlow Print Server ausnutzen, um einen nicht näher spezifizierten Angriff durchzuführen.
also known as (5)
Other names and identifiers for this entity.
sources
Which sources assert this record, and when.
references (9)
External citations — patches, advisories, analysis.
- https://bugzilla.mozilla.org/show_bug.cgi?id=1966083cnnvd
- https://nvd.nist.gov/vuln/detail/CVE-2025-49709cnnvd
- https://vigilance.fr/vulnerability/Mozilla-Firefox-two-vulnerabilities-dated-10-06-2025-47376cnnvd
- https://www.mozilla.org/en-US/firefox/new/Patchcnnvd
- https://www.mozilla.org/security/advisories/mfsa2025-47/cnnvd
- https://bugzilla.mozilla.org/show_bug.cgi?id=1966083enisa_euvd
- https://www.mozilla.org/security/advisories/mfsa2025-47/enisa_euvd
- https://bugzilla.mozilla.org/show_bug.cgi?id=1966083Permissions Requirednvd
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