01 Record
CVE-2026-97246
WordPress ShortPixel Image Optimizer plugin <= 6.5.5 - PHP Object Injection vulnerability
MediumPUBLISHEDCNA: Patchstack
CNA base score4.9 CVSS v3.xCVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
02 Description
WordPress ShortPixel Image Optimizer plugin <= 6.5.5 - PHP Object Injection vulnerability
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.20% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 10.8% of scored records. A rank, not a probability.
- NVD base score
- 4.9 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
- NVD analysis status
- Deferred. NVD last modified this record on 2026-10-20.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2026-09-30 12:28Z28 DAYS AGO
- Last updated
- 2026-10-20 13:59Z8 DAYS AGO
- Reserved
- 2026-09-24
- Assigning CNA
- Patchstack
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 4.9)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:L/I:L/A:N
- Weaknesses
- CWE-502Deserialization of Untrusted DataBase
- Data version
- 5.2
- Document digest
- d1d6fae48c1c2b0459e47e34c729a1e95ee537bef33da51b2db4575a85a7d1ea
05 Affected products
VendorProductVersionsPlatforms
06 References
07 Remediation
Update the WordPress ShortPixel Image Optimizer plugin to the latest available version (at least 6.5.6).