CVE-2016-8734
Apache Subversion's mod_dontdothat module and HTTP clients 1.4.0 through 1.8.16, and 1.9.0 through 1.9.4 are vulnerable to a…
- Published
- Updated
- Reserved
- Assigned by
- apache
Description
Apache Subversion's mod_dontdothat module and HTTP clients 1.4.0 through 1.8.16, and 1.9.0 through 1.9.4 are vulnerable to a denial-of-service attack caused by exponential XML entity expansion. The attack can cause the targeted process to consume an excessive amount of CPU resources or memory.
Timeline
ID reserved
By apache
- 12 months later
· 12 months later
Published
- 7 years later
· 7 years later
Record updated
Changes after publication (a new score, a public exploit, EPSS crossing 1, 10 or 50 %, leaving KEV) are kept since November 2026; earlier ones are not known.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.0 | Medium6.5 | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
- EPSS (exploitation in 30 days)
- 6.4% · top 6.3% of all CVEs (8 Nov 2026)
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.5.
Weakness
- Denial of Service
- CWE-400 (opens in a new tab)All about CWE-400 and its CVEs
Affected products
Apache Software Foundation · Apache Subversion
- affected 1.4.0 to 1.8.16
- affected 1.9.0 to 1.9.4
References (6)
- 94588 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- [announce] 20161129 [SECURITY] Apache Subversion 1.9.5 released (opens in a new tab)mailing-listx_refsource_MLISTx_transferred
- 1037361 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- DSA-3932 (opens in a new tab)vendor-advisoryx_refsource_DEBIANx_transferred
- https://www.oracle.com/security-alerts/cpuoct2020.html (opens in a new tab)x_refsource_MISCx_transferred
- https://subversion.apache.org/security/CVE-2016-8734-advisory.txt (opens in a new tab)x_refsource_CONFIRMx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://cveledger.app/cve/CVE-2016-8734)Record last updated .