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CVE-2023-23626

19
FAUCET Score

CVE-2023-23626 is a denial-of-service vulnerability affecting the go-bitfield package, where untrusted user input for the 'size' parameter in NewBitfield and FromBytes functions can cause panics. This flaw has a CVSS score of 7.5 (HIGH), indicating a network-exploitable vulnerability with low attack complexity that can lead to high availability impact. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.1.0CPE matchmatch criteria
cpe:2.3:a:protocol:go-bitfield:*:*:*:*:*:go:*:*

CVSS Data

CVSS version used by this source: 3.1

5.9MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.2
Impact Score
3.6
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.91%
Probability of exploitation in next 30 days
EPSS Percentile
56.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0091 is in the 31st percentile among its peer group of 51,506 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
gopatch availablevia ghsa
Product: github.com/ipfs/go-bitfieldFixed in: 1.1.0

Vendor Advisories (1)

goGHSA-2h6c-j3gf-xp9rmedium

IPFS go-bitfield vulnerable to DoS via malformed size arguments

Feb 10, 2023

References

github.com / ipfs/go-bitfield/commit/5e1d256fe043fc4163343ccca83862c69c52e579
Patch
github.com / ipfs/go-bitfield/security/advisories/GHSA-2h6c-j3gf-xp9r
ExploitPatchVendor Advisory