CVE-2026-39471 json
WordPress ShortPixel Image Optimizer plugin <= 6.4.3 - PHP Object Injection vulnerability
published 4mo ago modified 15d ago also EUVD-2026-36935
- cvss
- 7.2
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 39%
- public exploits
- 0
- none known
Summary
Author PHP Object Injection in ShortPixel Image Optimizer <= 6.4.3 versions.
Patch / fix
- ShortPixel ShortPixel Image Optimizer 6.4.4
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Check with FencerCISA SSVC
- Exploitation
- none
- Automatable
- no
- Technical impact
- total
- Assessed
- 4mo ago
Exploit prediction
0.45% chance of exploitation in the next 30 days, higher than 39% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 7.2 | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H |
Affected products
- ShortPixel ShortPixel Image Optimizer
Classification
- Weakness
-
- CWE-502 Deserialization of Untrusted Data
- Technology feeds
References
Sources
- CVE List CVE-2026-39471
- NVD CVE-2026-39471
Fencer Intel 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.
CPEs and fixed versions use Anchore's correction of NVD's data: Added CPE configurations because not yet analyzed by NVD.