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CVE-2025-26623

30
FAUCET Score

CVE-2025-26623 is a critical heap buffer overflow vulnerability affecting Exiv2 versions v0.28.0 to v0.28.4, a C++ library and utility for image metadata manipulation. This flaw, triggered when Exiv2 writes metadata to a specially crafted image file, carries a CVSS score of 9.8 (CRITICAL) due to its network-based attack vector, low complexity, and potential for complete compromise (confidentiality, integrity, and availability). While there is no evidence of active exploitation, public exploit code, or KEV listing, the vulnerability has garnered significant community discussion (10 mentions), indicating awareness. Users are strongly advised to upgrade to version v0.28.5 to mitigate this risk.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.28.0, < 0.28.5CPE matchmatch criteria
cpe:2.3:a:exiv2:exiv2:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 4.0

5.3MEDIUM

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
PASSIVE
VS Confidentiality
LOW
VS Integrity
LOW
VS Availability
LOW
SS Confidentiality
NONE
SS Integrity
NONE
SS Availability
NONE
Exploit Maturity
NOT_DEFINED
CvssVersion
4.0

Exploit Intelligence

EPSS Score
0.88%
Probability of exploitation in next 30 days
EPSS Percentile
55.3%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0088 is in the 40th percentile among its peer group of 36,862 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

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 (3)

pippatch availablevia ghsa
Product: Exiv2Fixed in: 0.28.5
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 10Fixed in: exiv2-0:0.28.3-3.el10_0.2
View patch
github_advisoryvendor investigatingvia nvd_reference
View patch

Vendor Advisories (2)

pipGHSA-38h4-fx85-qcx7medium

Exiv2 allows Use After Free

Feb 21, 2025
redhatCVE-2025-26623Moderate

exiv2: Use After Free in Exiv2

Feb 18, 2025

References

github.com / Exiv2/exiv2/issues/3168
ExploitIssue Tracking
github.com / Exiv2/exiv2/security/advisories/GHSA-38h4-fx85-qcx7
Vendor Advisory