MEDIUM
The Javascript method Sling.evalString() in Apache Sling Servlets Post before 2.3.22 uses the javascript 'eval' function to parse input strings, which allows for XSS attacks by passing specially crafted input strings
Published Aug 14, 2017
6.1
MEDIUMCVSS 3.0
EPSS 3.66%
Description
The Javascript method Sling.evalString() in Apache Sling Servlets Post before 2.3.22 uses the javascript 'eval' function to parse input strings, which allows for XSS attacks by passing specially crafted input strings.
Affected products
No data.
- ≤ 2.3.20
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.
6.1 MEDIUM NVD
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Changed
Confidentiality Impact Low
Integrity Impact Low
Availability Impact None
4.3 MEDIUM NVD
AV:N/AC:M/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Medium
Authentication None
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.
3.66% 0.03657
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.03657
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 (11 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 3.66% (0.03657) | 89.26th | v5 (v2026.06.15) |
| Jun 15, 2026 | 3.23% (0.03231) | 86.59th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.63% (0.00627) | 68.45th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.24% (0.00238) | 62.77th | v3 (v2023.03.01) |
| Nov 8, 2023 | 0.24% (0.00238) | 61.69th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.23% (0.00231) | 60.55th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.33% (0.00328) | 66.24th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.25% (0.01246) | 67.45th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.25% (0.01246) | 41.07th | v2 (v2022.01.01) |
| Feb 3, 2022 | 3.66% (0.03661) | 72.16th | v5 (v2026.06.15) |
| Apr 14, 2021 | 3.66% (0.03661) | 0.00th | v1 |
Weaknesses (1)
References (8)
- http://packetstormsecurity.com/files/143758/Apache-Sling-Servlets-Post-2.3.20-Cross-Site-Scripting.html x_refsource_MISC
- http://www.securityfocus.com/archive/1/541024/100/0/threaded mailing-listx_refsource_BUGTRAQ
- http://www.securityfocus.com/bid/100284 vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry
- https://github.com/advisories/GHSA-8c82-9rgp-4qvr Advisory
- https://issues.apache.org/jira/browse/SLING-7041 x_refsource_CONFIRMIssue TrackingVendor Advisory
- https://lists.apache.org/thread.html/2f4b8333e44c6e7e0b00933bd4204ce64829952f60dbb6814f2cdf91%40%3Cdev.sling.apache.org%3E mailing-listx_refsource_MLIST
- https://lists.apache.org/thread.html/2f4b8333e44c6e7e0b00933bd4204ce64829952f60dbb6814f2cdf91@%3Cdev.sling.apache.org%3E
- https://nvd.nist.gov/vuln/detail/CVE-2017-9802
| Link | Providers | Tags |
|---|---|---|
| http://packetstormsecurity.com/files/143758/Apache-Sling-Servlets-Post-2.3.20-Cross-Site-Scripting.html | x_refsource_MISC | |
| http://www.securityfocus.com/archive/1/541024/100/0/threaded | mailing-listx_refsource_BUGTRAQ | |
| http://www.securityfocus.com/bid/100284 | vdb-entryx_refsource_BIDThird Party AdvisoryVDB Entry | |
| https://github.com/advisories/GHSA-8c82-9rgp-4qvr | Advisory | |
| https://issues.apache.org/jira/browse/SLING-7041 | x_refsource_CONFIRMIssue TrackingVendor Advisory | |
| https://lists.apache.org/thread.html/2f4b8333e44c6e7e0b00933bd4204ce64829952f60dbb6814f2cdf91%40%3Cdev.sling.apache.org%3E | mailing-listx_refsource_MLIST | |
| https://lists.apache.org/thread.html/2f4b8333e44c6e7e0b00933bd4204ce64829952f60dbb6814f2cdf91@%3Cdev.sling.apache.org%3E | ||
| https://nvd.nist.gov/vuln/detail/CVE-2017-9802 |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner apache
Published Aug 14, 2017
Updated Aug 5, 2024
Reserved Jun 21, 2017
Link CVE-2017-9802
CISA Vulnrichment
GHSA-8C82-9RGP-4QVR Updated n/a