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CVE-2018-25026

30
FAUCET Score

CVE-2018-25026 is a critical memory corruption vulnerability affecting the actix-web crate in Rust, specifically versions prior to 0.7.15. It allows an attacker to add the Send marker trait to an object that is not thread-safe, leading to severe consequences. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network with low complexity, potentially resulting in complete compromise of confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 0.7.15CPE matchmatch criteria
cpe:2.3:a:actix:actix-web:*:*:*:*:*:rust:*:*

CVSS Data

CVSS version used by this source: 3.1

9.8CRITICAL

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
3.9
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.32%
Probability of exploitation in next 30 days
EPSS Percentile
68.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0132 is in the 54th percentile among its peer group of 36,833 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

rustpatch availablevia ghsa
Product: actix-webFixed in: 0.7.15
rustpatch availablevia ghsa
Product: actix-webFixed in: 0.7.19

Vendor Advisories (1)

rustGHSA-7x36-h62w-vw65critical

Out-of-bounds Write in actix-web

Jan 6, 2022

References

raw.githubusercontent.com / rustsec/advisory-db/main/crates/actix-web/RUSTSEC-2018-0019.md
Third Party Advisory
rustsec.org / advisories/RUSTSEC-2018-0019.html
Issue TrackingThird Party Advisory