image-optimizer allows PHAR deserialization

published 2024-05-05 2 y ago modified 2026-06-17 4 mo ago also GHSA-6pjm-hmvf-h4rr , EUVD-2024-1463

cvss: 8.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.9%; EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits: 0; none known

image-optimizer before 1.7.3 allows PHAR deserialization, e.g., the phar:// protocol in arguments to file_exists().

Patch / fix

fixed in 1 links 2

packagist spatie/image-optimizer 1.7.3

github.com/spatie/image-optimizer@89847b5 commit
github.com/spatie/image-optimizer#211 pull request

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 2 y ago (2024-08-21)

Exploit prediction

1.88% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
GitHub	3.1	8.8	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected packages

ecosystem	package	affected	fixed in
packagist	spatie/image-optimizer	<1.7.3	1.7.3

Affected products

spatie image_optimizer

Classification

Weakness

CWE-502 Deserialization of Untrusted Data

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary