The issue was addressed with improved memory handling. This issue is fixed in Safari 18.3, iOS 18.3 and iPadOS 18.3, macOS Sequoia 15.3, tvOS 18.3, visionOS 2.3, watchOS 11.3. Processing web content may lead to a denial-of-service.
Conclusion & alert: CVE-2025-24158 is rated Moderate Risk (51.6/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 0.85%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-02 | 1.41% | 0.85% | -0.55% |
| 2 | 2025-11-23 | 1.20% | 1.41% | +0.21% |
| 3 | 2025-11-21 | — | 1.20% | — |
Full EPSS history (15 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | [email protected] |
| 6.5 | 3.1 | MEDIUM |
|
2.8 | 3.6 | 134c704f-9b21-4f2e-91b3-4a467353bcc0 |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2025-24158 not yet assigned priority: Debian including 2 source packages (webkit2gtk, wpewebkit), 10 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 8, open 2. | https://security-tracker.debian.org/tracker/CVE-2025-24158 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2025-24158 |
suse
|
high | CVE-2025-24158 severity important: SUSE including 96 source package names (WebKitGTK-4.0-lang-2.46.6-150400.4.106.1, WebKitGTK-4.0-lang-2.46.6-150600.12.27.1, …), 386 product×package rows across 31 product lines (SUSE Enterprise Storage 7.1, SUSE Liberty Linux 8, … (31 product lines)): Fixed 386. | https://www.suse.com/security/cve/CVE-2025-24158/ |
ubuntu
|
medium | CVE-2025-24158 medium priority: Ubuntu including 5 source packages (qtwebkit-opensource-src, qtwebkit-source, webkit2gtk, webkitgtk, wpewebkit), 33 status rows across 7 suites (bionic, focal, jammy, noble, oracular, upstream, xenial): ignored 15, DNE 10, needs-triage 4, released 4. | https://ubuntu.com/security/CVE-2025-24158 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| apple | safari | < 18.3 | cpe:2.3:a:apple:safari:*:*:*:*:*:*:*:* |
| apple | ipados | < 18.3 | cpe:2.3:o:apple:ipados:*:*:*:*:*:*:*:* |
| apple | iphone_os | < 18.3 | cpe:2.3:o:apple:iphone_os:*:*:*:*:*:*:*:* |
| apple | macos | < 15.3 | cpe:2.3:o:apple:macos:*:*:*:*:*:*:*:* |
| apple | tvos | < 18.3 | cpe:2.3:o:apple:tvos:*:*:*:*:*:*:*:* |
| apple | visionos | < 2.3 | cpe:2.3:o:apple:visionos:*:*:*:*:*:*:*:* |
| apple | watchos | < 11.3 | cpe:2.3:o:apple:watchos:*:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| https://support.apple.com/en-us/122066 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/122068 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/122071 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/122072 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/122073 | Release Notes Vendor Advisory |
| https://support.apple.com/en-us/122074 | Release Notes Vendor Advisory |
| http://seclists.org/fulldisclosure/2025/Jan/13 | |
| http://seclists.org/fulldisclosure/2025/Jan/15 | |
| http://seclists.org/fulldisclosure/2025/Jan/18 | |
| http://seclists.org/fulldisclosure/2025/Jan/20 | |
| https://lists.debian.org/debian-lts-announce/2025/02/msg00014.html |