CVE-2025-5267

Exploitation

Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.

SSVC decision

• ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
• AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
• Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.

CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.

EPSS probability

0.27% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 18.7% of scored records. A rank, not a probability.

NVD base score

5.4 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

Low. Red Hat's rating for its own products, not a CVSS rating.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2025-05-27 12:29Z1 YR AGO

Last updated

2026-04-13 14:29Z4 MO AGO

Reserved

2025-05-27

Assigning CNA

mozilla

Record state

PUBLISHED

Severity

Medium (CVSS 5.4)

CNA CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:N

Weaknesses

• CWE-1021Improper Restriction of Rendered UI Layers or FramesBase

Data version

5.2

Document digest

c9a2c2c8532087ca725f505e8a0a82c33d2d593c1a951677b8fb4f91edd37649

• bugzilla.mozilla.orghttps://bugzilla.mozilla.org/show_bug.cgi?id=1954137
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-42/
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-44/
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-45/
• www.mozilla.orghttps://www.mozilla.org/security/advisories/mfsa2025-46/
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/05/msg00046.html
• lists.debian.orghttps://lists.debian.org/debian-lts-announce/2025/05/msg00043.html