GHSA-hjf3-r7gw-9rwg · Severity: high · Ecosystem: pip — feedparser denial of service vulnerability
Universal Feed Parser (aka feedparser or python-feedparser) before 5.1.2 allows remote attackers to cause a denial of service (memory consumption) via a crafted XML ENTITY declaration in a non-ASCII encoded document.
Conclusion & alert: CVE-2012-2921 is rated Moderate Risk (47.2/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.26%). Mandatory action: Review affected assets and schedule remediation.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
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 | 2025-03-30 | 1.17% | 1.26% | +0.08% |
| 2 | 2025-03-29 | 1.26% | 1.17% | -0.08% |
| 3 | 2025-03-17 | — | 1.26% | — |
Full EPSS history (5 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 5.0 | 2.0 | MEDIUM |
|
10.0 | 2.9 | [email protected] |
GHSA-hjf3-r7gw-9rwg · Severity: high · Ecosystem: pip — feedparser denial of service vulnerability
| vendor | priority | summary | link |
|---|---|---|---|
debian
|
low | CVE-2012-2921 low priority: Debian including 1 source packages (feedparser), 5 status rows across 5 suites (bookworm, bullseye, forky, sid, trixie): resolved 5. | https://security-tracker.debian.org/tracker/CVE-2012-2921 |
ubuntu
|
medium | CVE-2012-2921 medium priority: Ubuntu including 1 source packages (feedparser), 9 status rows across 9 suites (hardy, lucid, natty, oneiric, precise, quantal, raring, saucy, upstream): released 5, ignored 4. | https://ubuntu.com/security/CVE-2012-2921 |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| mark_pilgrim | feedparser | <= 5.1.1 | cpe:2.3:a:mark_pilgrim:feedparser:*:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 3.0 | cpe:2.3:a:mark_pilgrim:feedparser:3.0:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 3.0.1 | cpe:2.3:a:mark_pilgrim:feedparser:3.0.1:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 3.1 | cpe:2.3:a:mark_pilgrim:feedparser:3.1:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 3.2 | cpe:2.3:a:mark_pilgrim:feedparser:3.2:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 3.3 | cpe:2.3:a:mark_pilgrim:feedparser:3.3:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 4.0 | cpe:2.3:a:mark_pilgrim:feedparser:4.0:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 4.0.1 | cpe:2.3:a:mark_pilgrim:feedparser:4.0.1:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 4.0.2 | cpe:2.3:a:mark_pilgrim:feedparser:4.0.2:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 4.1 | cpe:2.3:a:mark_pilgrim:feedparser:4.1:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 5.0 | cpe:2.3:a:mark_pilgrim:feedparser:5.0:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 5.0.1 | cpe:2.3:a:mark_pilgrim:feedparser:5.0.1:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 5.1 | cpe:2.3:a:mark_pilgrim:feedparser:5.1:*:*:*:*:*:*:* |
| mark_pilgrim | feedparser | 5.1.2 | cpe:2.3:a:mark_pilgrim:feedparser:5.1.2:*:*:*:*:*:*:* |