MEDIUM
ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS
Published May 13, 2019
5.4
MEDIUMCVSS 3.0
EPSS 1.06%
Description
ampforwp_save_steps_data in the AMP for WP plugin before 0.9.97.21 for WordPress allows stored XSS.
Affected products
No data.
- < 0.9.97.21
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
5.4 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required Low
User Interaction Required
Scope Changed
Confidentiality Impact Low
Integrity Impact Low
Availability Impact None
3.5 LOW NVD
AV:N/AC:M/Au:S/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication Single
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.06% 0.01058
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 3, 2026.
EPSS probability 0.01058
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
- EPSS v4
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 3, 2026 | 1.06% (0.01058) | 63.28th | v5 (v2026.06.15) |
| Jun 15, 2026 | 1.08% (0.01078) | 60.55th | v5 (v2026.06.15) |
| Mar 30, 2025 | 0.23% (0.00232) | 43.11th | v4 (v2025.03.14) |
| Mar 29, 2025 | 3.84% (0.03837) | 80.01th | v4 (v2025.03.14) |
| Jul 20, 2024 | 0.08% (0.00081) | 35.34th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.08% (0.00084) | 34.22th | v3 (v2023.03.01) |
| Mar 6, 2023 | 0.95% (0.00950) | 32.28th | v2 (v2022.01.01) |
| Feb 4, 2022 | 0.95% (0.00950) | 13.46th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01040) | 28.32th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
Weaknesses (1)
References (4)
- https://ampforwp.com/critical-security-issues-has-been-fixed-in-0-9-97-20-version/ x_refsource_MISC
- https://plugins.trac.wordpress.org/browser/accelerated-mobile-pages/trunk/changelog.txt x_refsource_MISCRelease NotesThird Party Advisory
- https://wordpress.org/plugins/accelerated-mobile-pages/#developers x_refsource_MISCRelease NotesThird Party Advisory
- https://www.wordfence.com/blog/2018/11/xss-injection-campaign-exploits-wordpress-amp-plugin/ x_refsource_MISCExploitThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| https://ampforwp.com/critical-security-issues-has-been-fixed-in-0-9-97-20-version/ | x_refsource_MISC | |
| https://plugins.trac.wordpress.org/browser/accelerated-mobile-pages/trunk/changelog.txt | x_refsource_MISCRelease NotesThird Party Advisory | |
| https://wordpress.org/plugins/accelerated-mobile-pages/#developers | x_refsource_MISCRelease NotesThird Party Advisory | |
| https://www.wordfence.com/blog/2018/11/xss-injection-campaign-exploits-wordpress-amp-plugin/ | x_refsource_MISCExploitThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published May 13, 2019
Updated Aug 5, 2024
Reserved May 12, 2019
Link CVE-2018-20838
CISA Vulnrichment
Updated n/a