xslt.c in XML Security Library (aka xmlsec) before 1.2.17, as used in WebKit and other products, when XSLT is enabled, allows remote attackers to create or overwrite arbitrary files via vectors involving the libxslt output extension and a ds:Transform element during signature verification.
Conclusion & alert: CVE-2011-1425 is rated High Exploit Risk (67.1/100): CVSS Medium severity, with high exploitation likelihood (EPSS 9.29%, 92th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| 17993 | exploit_db | edb | 2011-10-18 | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2025-12-11 | 9.90% | 9.29% | -0.61% |
| 2 | 2025-07-21 | 9.61% | 9.90% | +0.29% |
| 3 | 2025-05-08 | — | 9.61% | — |
Full EPSS history (9 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.1 | 2.0 | MEDIUM |
|
4.9 | 6.4 | [email protected] |
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
not yet assigned | CVE-2011-1425 not yet assigned priority: Debian including 1 source packages (xmlsec1), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2011-1425 |
gentoo
|
high | CVE-2011-1425: 1 GLSA(s) (201412-09), 25 atom(s) (app-admin/syslog-ng, app-misc/ca-certificates, …); latest impact high. | https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2011-1425 |
redhat
|
medium | — | https://access.redhat.com/security/cve/CVE-2011-1425 |
ubuntu
|
medium | CVE-2011-1425 medium priority: Ubuntu including 1 source packages (xmlsec1), 12 status rows across 12 suites (dapper, hardy, karmic, lucid, maverick, natty, oneiric, precise, quantal, raring, saucy, upstream): not-affected 5, ignored 4, released 3. | https://ubuntu.com/security/CVE-2011-1425 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| aleksey | xml_security_library | <= 1.2.16 | cpe:2.3:a:aleksey:xml_security_library:*:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.1 | cpe:2.3:a:aleksey:xml_security_library:0.0.1:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.2 | cpe:2.3:a:aleksey:xml_security_library:0.0.2:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.2a | cpe:2.3:a:aleksey:xml_security_library:0.0.2a:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.3 | cpe:2.3:a:aleksey:xml_security_library:0.0.3:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.4 | cpe:2.3:a:aleksey:xml_security_library:0.0.4:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.5 | cpe:2.3:a:aleksey:xml_security_library:0.0.5:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.6 | cpe:2.3:a:aleksey:xml_security_library:0.0.6:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.7 | cpe:2.3:a:aleksey:xml_security_library:0.0.7:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.8 | cpe:2.3:a:aleksey:xml_security_library:0.0.8:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.9 | cpe:2.3:a:aleksey:xml_security_library:0.0.9:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.10 | cpe:2.3:a:aleksey:xml_security_library:0.0.10:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.11 | cpe:2.3:a:aleksey:xml_security_library:0.0.11:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.12 | cpe:2.3:a:aleksey:xml_security_library:0.0.12:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.13 | cpe:2.3:a:aleksey:xml_security_library:0.0.13:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.14 | cpe:2.3:a:aleksey:xml_security_library:0.0.14:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.0.15 | cpe:2.3:a:aleksey:xml_security_library:0.0.15:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.1.0 | cpe:2.3:a:aleksey:xml_security_library:0.1.0:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 0.1.1 | cpe:2.3:a:aleksey:xml_security_library:0.1.1:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.0.0 | cpe:2.3:a:aleksey:xml_security_library:1.0.0:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.0.0 | cpe:2.3:a:aleksey:xml_security_library:1.0.0:rc1:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.0.1 | cpe:2.3:a:aleksey:xml_security_library:1.0.1:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.0.2 | cpe:2.3:a:aleksey:xml_security_library:1.0.2:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.0.3 | cpe:2.3:a:aleksey:xml_security_library:1.0.3:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.0.4 | cpe:2.3:a:aleksey:xml_security_library:1.0.4:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.1.0 | cpe:2.3:a:aleksey:xml_security_library:1.1.0:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.1.1 | cpe:2.3:a:aleksey:xml_security_library:1.1.1:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.1.2 | cpe:2.3:a:aleksey:xml_security_library:1.1.2:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.0 | cpe:2.3:a:aleksey:xml_security_library:1.2.0:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.1 | cpe:2.3:a:aleksey:xml_security_library:1.2.1:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.2 | cpe:2.3:a:aleksey:xml_security_library:1.2.2:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.3 | cpe:2.3:a:aleksey:xml_security_library:1.2.3:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.4 | cpe:2.3:a:aleksey:xml_security_library:1.2.4:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.5 | cpe:2.3:a:aleksey:xml_security_library:1.2.5:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.6 | cpe:2.3:a:aleksey:xml_security_library:1.2.6:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.7 | cpe:2.3:a:aleksey:xml_security_library:1.2.7:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.8 | cpe:2.3:a:aleksey:xml_security_library:1.2.8:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.9 | cpe:2.3:a:aleksey:xml_security_library:1.2.9:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.10 | cpe:2.3:a:aleksey:xml_security_library:1.2.10:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.11 | cpe:2.3:a:aleksey:xml_security_library:1.2.11:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.13 | cpe:2.3:a:aleksey:xml_security_library:1.2.13:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.14 | cpe:2.3:a:aleksey:xml_security_library:1.2.14:*:*:*:*:*:*:* |
| aleksey | xml_security_library | 1.2.15 | cpe:2.3:a:aleksey:xml_security_library:1.2.15:*:*:*:*:*:*:* |
| apple | webkit | — | cpe:2.3:a:apple:webkit:*:*:*:*:*:*:*:* |