CVE-2025-27598 | Out-of-bounds Write in SixLabors ImageSharp

Exp

ImageSharp is a 2D graphics API. An Out-of-bounds Write vulnerability has been found in the ImageSharp gif decoder, allowing attackers to cause a crash using a specially crafted gif. This can potentially lead to denial of service. The problem has been patched. All users are advised to upgrade to v3.1.7 or v2.1.10.

Published: 2025-03-06 Last update: 2025-03-24 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2025-27598 is rated High Exploit Risk (65.4/100): CVSS High severity, with medium exploitation likelihood (EPSS 0.36%). 1 public exploit reference(s) are indexed (Exploit-DB). Public exploits are available—assess exposure, apply mitigations, and prioritize patching.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Public exploit references (Exploit-DB) for CVE-2025-27598

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2025-27598

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 2026-04-14 0.34% 0.36% +0.02%
2 2025-11-30 0.45% 0.34% -0.10%
3 2025-11-20 — 0.45% —

Full EPSS history (9 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2025-27598

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]
7.5 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:N)
Nobody has to click “OK” or open a trap file; it can work without a victim helping.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:N)
Doesn’t really leak secrets in a meaningful way.
Integrity (I:N)
Data isn’t meaningfully altered or forged.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 3.9 3.6 [email protected]

Weakness enumeration for CVE-2025-27598

GitHub Security Advisory for CVE-2025-27598

GHSA-2cmq-823j-5qj8 · Severity: high · Ecosystem: nuget — Out-of-bounds Write in SixLabors ImageSharp

Affected software / configurations for CVE-2025-27598

Vendor Product Version Raw CPE
sixlabors imagesharp < 2.1.10 cpe:2.3:a:sixlabors:imagesharp:*:*:*:*:*:*:*:*
sixlabors imagesharp >= 3.0.0, < 3.1.7 cpe:2.3:a:sixlabors:imagesharp:*:*:*:*:*:*:*:*

References for CVE-2025-27598

cvelogic Threat Intelligence