Withdrawn: this CVE is not a vulnerability
The assigning CNA withdrew CVE-2025-4920 on 18 May 2025, and it carries the Rejected state at CVE.org and NVD. It must not be treated as a live finding. Its pre-withdrawal severity, score and exploitability are withheld below; the record itself is kept because withdrawals are reversible and because the reject reason is the correction worth publishing.
CVE-2025-4920
Mozilla Firefox Promise Object Out-of-Bounds Read/Write Vulnerability
Description
Rejected reason: Duplicate of CVE-2025-4918
INFO
Published Date :
May 17, 2025, 10:15 p.m.
Last Modified :
May 18, 2025, 8:15 p.m.
Remotely Exploit :
—
Source :
[email protected]
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CVE Rejected by [email protected]
May. 18, 2025
Action Type Old Value New Value -
CVE Modified by [email protected]
May. 18, 2025
Action Type Old Value New Value Changed Description An attacker was able to perform an out-of-bounds read or write on a JavaScript `Promise` object. This vulnerability affects Firefox < 138.0.4 and Firefox ESR < 128.10.1. Rejected reason: Duplicate of CVE-2025-4918 Removed Reference Mozilla Corporation: https://bugzilla.mozilla.org/show_bug.cgi?id=1966612 Removed Reference Mozilla Corporation: https://www.mozilla.org/security/advisories/mfsa2025-36/ Removed Reference Mozilla Corporation: https://www.mozilla.org/security/advisories/mfsa2025-37/ -
New CVE Received by [email protected]
May. 17, 2025
Action Type Old Value New Value Added Description An attacker was able to perform an out-of-bounds read or write on a JavaScript `Promise` object. This vulnerability affects Firefox < 138.0.4 and Firefox ESR < 128.10.1. Added Reference https://bugzilla.mozilla.org/show_bug.cgi?id=1966612 Added Reference https://www.mozilla.org/security/advisories/mfsa2025-36/ Added Reference https://www.mozilla.org/security/advisories/mfsa2025-37/