Out-of-bounds Read in Gnome Libsoup

CVE-2025-2784

A flaw was found in libsoup. The package is vulnerable to a heap buffer over-read when sniffing content via the skip_insight_whitespace() function. Libsoup clients may read one byte out-of-bounds in response to a crafted HTTP response by a…

Vulnerability class: Buffer Overflow

EPSS: 0.006 (44.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.0 (High). Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2025-2784?
CVE-2025-2784 is a high-severity vulnerability in Gnome Libsoup, classified under Out-of-bounds Read. CVSS score: 7.0/10. Published 2025-04-03.
How severe is CVE-2025-2784?
High severity. CVSS v3 base score is 7.0 out of 10.
Is CVE-2025-2784 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.