CVE-2026-58472

HIGHNVD 7.17.1
EchelonGraph scoreMEDIUM confidence

“—” beside the score: it is equal to NVD's CVSS score.

This high-severity CVE scores 7.1 under NVD CVSS v3. EPSS exploit probability: 0.4% (33rd percentile of EPSS-scored CVEs). GitHub Security Advisory CVSS 5.9 is lower than this score; a lower GitHub score revises it only when its advisory is newer than the CVE record's last change, and this advisory (published 2026-07-07) is not newer than that change (2026-10-25), so it does not.

Triggered by: Headline CVSS from NVD CVSS v3
Sources: EPSS, GitHub Security Advisory, NVD CVSS v3

Also known asEUVD-2026-42084 (ENISA EUVD) · GHSA-332r-8pmf-8m9p (GitHub Security Advisories)Source: ENISA EUVD

7.1EG
EchelonGraph verdictPlan a fixRemediate within your standard update timelines (the SSVC decision on this page).
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.4%CVSS: 7.1Exploit: None knownExposed services: Not assessed

A fix is available — apply it.

GNU Wget through 1.25.0, fixed in commit dd692d9, contains a heap buffer overflow vulnerability in the html_quote_string() function in src/convert.c that allows a remote attacker to trigger memory corruption by supplying a crafted HTML attribute with a large number of characters requiring entity encoding. A server-supplied HTML attribute causes a signed integer counter to overflow during output size accumulation, resulting in an undersized heap allocation and subsequent heap buffer overflow during the copy phase.

CVSS v3
7.1
EG Score
7.1HIGHmedium confidence
EG Risk
32
EG Risk 32/100

EG Risk is EchelonGraph's 0–100 priority score. It fuses impact severity (EG Severity, the CVSS base score, never the KEV-floored or EPSS-lifted EG Score) with real-world exploitation and automatability, under weights EchelonGraph set by hand, so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner.

How it’s computed (value × EchelonGraph’s weight)
Severity71% × 45%
Impact severity (EG Severity): CVSS 7.1 of 10. Never the KEV-floored or EPSS-lifted EG Score.
Exploitation0.4% × 40%
FIRST EPSS: the 30-day exploitation probability when EchelonGraph scored this CVE.
Automatability0% × 15%
CISA's SSVC Automatable value: no (Vulnrichment).
SSVC (CISA's decision table, applied by EchelonGraph): Track at every mission impact level.
Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE.
Action: A fix is available. Apply it within your standard update timelines.
EPSS PROB
0.4%
EPSS %ILE
33rd
KEV
Not listed

What the EG score is made of (scorer v4.0: the three questions the 0–10 score mixes, published apart · methodology)

The EG score (7.1): severity, escalated by confirmed exploitation. This CVE's 7.1 is its impact severity (EG Severity), not escalated.

EG Severity
7.1 HIGHCVSS-B, impact only: no KEV listing, EPSS or EG-KEV tier raises it.NVD CVSS v3 · CVSS v3.0 or v3.1
EG Likelihood
0.4% within 30 daysSource: FIRST EPSS (model v2026.06.15, score date 2026-11-09). FIRST's exploitation probability, not an EchelonGraph model.
Confirmed exploitation
None on record (CISA KEV, EG-KEV Tier 1)Reported apart from the likelihood: an observed fact, not a probability.
EG Priority
SSVC Track at medium mission impactTrack at every mission impact level.CISA BOD 26-04: 60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.Each input and its source, and whom BOD 26-04 binds: the SSVC and BOD 26-04 blocks below.

SSVC (CISA's decision table, applied by EchelonGraph)Track at every mission impact level.

A fix is available. Apply it within your standard update timelines.

Exploitation none (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). All three are CISA's SSVC values (Vulnrichment). EchelonGraph applied CISA's decision table to them; CISA publishes SSVC inputs and the table, not a decision for each CVE. Mission impact is CISA's Mission & Well-being decision point, and only you can judge it. CISA's table makes it high when Mission Prevalence is Essential — the vulnerable component "directly provides capabilities that constitute at least one MEF for at least one entity" (MEF: mission essential function) — or when Public Well-Being Impact is Irreversible: "multiple fatalities are likely", the cyber-physical system "is likely lost or destroyed", "extreme or serious externalities" are imposed on other parties, or social systems such as elections or the financial grid "are destabilized and potentially collapse". CISA's decision table

BOD 26-04 (CISA's remediation timeline, Table 1)60 days if the affected system is publicly exposed; Fix on system upgrade if it is not.

The score's inputs: In CISA KEV no (CISA's KEV catalog) · Automatable no (CISA Vulnrichment) · Technical impact partial (CISA Vulnrichment). Whether your system is publicly exposed is yours to answer. BOD 26-04 binds US Federal Civilian Executive Branch agencies; for anyone else it is CISA's published timeline, a reference rather than an obligation. The directive · how EchelonGraph applies it

Published

July 7, 2026

Last Modified

October 25, 2026

Advisory Details (2)

Auto-updated Jul 8, 2026
Patch available.
Web page

GNU Wget 1.25.0 Heap Buffer Overflow via HTML Attribute Encoding | Advisories | VulnCheck

https://www.vulncheck.com/advisories/gnu-wget-heap-buffer-overflow-via-html-attribute-encoding
Web page

* src/convert.c (html_quote_string): Fix integer+buffer overflow (dd692d9c) · Commits · Wget / wget · GitLab

https://gitlab.com/gnuwget/wget/-/commit/dd692d9cea5335b181d877ae917fe6e75587a812

Patch Availability(4)

Vendor / EcosystemFix (by version range) / PatchReleasedSource
ubuntuwget (1.20.3-1ubuntu2.1+esm2) @ focal2026-10-27ubuntu
redhatwget-0:1.24.5-8.el10_22026-09-01redhat
redhatwget-0:1.19.5-16.el8_102026-09-01redhat
redhatwget-0:1.21.1-11.el9_82026-09-01redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

Affected Packages

(4 across 4 ecosystems)
Debian:11(1)
PackageVulnerable rangeFix by version rangeDependents
wget1.21-1 ... 1.25.0-3 (12 versions)
  • every version on: no fix on record
—
Debian:12(1)
PackageVulnerable rangeFix by version rangeDependents
wget1.21.3-1 ... 1.25.0-3 (8 versions)
  • every version on: no fix on record
—
Debian:13(1)
PackageVulnerable rangeFix by version rangeDependents
wget1.25.0-2, 1.25.0-3
  • every version on: no fix on record
—
Debian:14(1)
PackageVulnerable rangeFix by version rangeDependents
wget1.25.0-2, 1.25.0-3
  • every version on: no fix on record
—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

Additional Vendor Advisories

(1)

Vendors that published advisories for this CVE beyond the curated set above. Broader coverage but minimal per-row detail — click through for the original advisory.

Data Freshness Timeline

(refreshed 9× in last 7d / 42× in last 30d)

Each row is a time one of our pipelines fetched, updated or re-scored this CVE. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed its CVE.org record (CNA or CISA ADP). An arrow marks a change the record states ("CVSS v3 → 9.1"); EPSS and GHSA rows show the values recorded at that time, not what changed (EPSS values are rounded; hover one for the exact figures). "EchelonGraph re-scored" is our own recompute of this CVE's score, not an update from a source, and is not counted in the refreshes above. Most recent first.

Showing the most recent 100 of 276 rows on record for this CVE.

A repeat, a row identical to one the same pipeline wrote less than 10 seconds earlier, is not a separate refresh and is not counted. None are among the latest 100 rows. The 176 oldest rows on record are not shown and were not checked, so the counts can still include repeats.

  1. 2026-11-13 16:53 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  2. 2026-11-12 16:34 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  3. 2026-11-11 16:40 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  4. 2026-11-10 16:44 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  5. 2026-11-10 11:05 UTCEchelonGraph re-scored
  6. 2026-11-10 11:05 UTCVendor advisory
  7. 2026-11-10 11:05 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub severity MODERATE · GitHub CVSS 5.9
  8. 2026-11-09 16:35 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  9. 2026-11-08 16:40 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  10. 2026-11-07 16:39 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  11. 2026-11-06 16:38 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  12. 2026-11-05 16:38 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  13. 2026-11-04 16:36 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  14. 2026-11-03 17:01 UTCEchelonGraph re-scored
  15. 2026-11-03 17:01 UTCVendor advisory
  16. 2026-11-03 17:01 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub severity MODERATE · GitHub CVSS 5.9
  17. 2026-11-03 16:48 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  18. 2026-11-02 16:45 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  19. 2026-11-01 16:35 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  20. 2026-10-31 16:33 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  21. 2026-10-30 16:34 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  22. 2026-10-29 16:33 UTCEPSS rescoreEPSS 0.4% · 33rd percentile
  23. 2026-10-28 16:32 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  24. 2026-10-27 21:03 UTCEchelonGraph re-scored
  25. 2026-10-27 21:03 UTCVendor advisory
Show 75 more
  1. 2026-10-27 21:03 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  2. 2026-10-27 16:32 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  3. 2026-10-26 16:31 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  4. 2026-10-25 20:27 UTCEchelonGraph re-scored▲ 1.20
  5. 2026-10-25 20:27 UTCVendor advisory
  6. 2026-10-25 20:27 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  7. 2026-10-25 20:25 UTCNVD updateCVSS v3 → 7.1 · severity → HIGH
  8. 2026-10-25 16:33 UTCEPSS rescoreEPSS 0.4% · 32nd percentile
  9. 2026-10-25 14:16 UTCEchelonGraph re-scored
  10. 2026-10-24 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  11. 2026-10-23 16:32 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  12. 2026-10-22 21:00 UTCEchelonGraph re-scored
  13. 2026-10-22 21:00 UTCVendor advisory
  14. 2026-10-22 21:00 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  15. 2026-10-22 16:34 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  16. 2026-10-21 20:25 UTCOSV refresh
  17. 2026-10-21 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  18. 2026-10-20 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  19. 2026-10-19 16:32 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  20. 2026-10-18 16:32 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  21. 2026-10-18 03:27 UTCEchelonGraph re-scored
  22. 2026-10-17 16:35 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  23. 2026-10-16 16:43 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  24. 2026-10-15 16:32 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  25. 2026-10-14 16:33 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  26. 2026-10-13 16:34 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  27. 2026-10-12 16:34 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  28. 2026-10-12 15:53 UTCEchelonGraph re-scored
  29. 2026-10-11 19:36 UTCEchelonGraph re-scored
  30. 2026-10-11 16:52 UTCEchelonGraph re-scored
  31. 2026-10-11 14:14 UTCEchelonGraph re-scored
  32. 2026-10-11 13:49 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  33. 2026-10-10 20:00 UTCEPSS rescoreEPSS 0.4% · 31st percentile
  34. 2026-10-09 20:07 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  35. 2026-10-08 17:13 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  36. 2026-10-07 23:48 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  37. 2026-10-06 15:18 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  38. 2026-10-05 17:43 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  39. 2026-10-04 23:22 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  40. 2026-10-03 14:26 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  41. 2026-10-02 17:56 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  42. 2026-10-01 19:50 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  43. 2026-09-30 15:03 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  44. 2026-09-29 15:22 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  45. 2026-09-28 13:36 UTCEchelonGraph re-scored
  46. 2026-09-28 13:36 UTCVendor advisory
  47. 2026-09-28 13:36 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  48. 2026-09-27 13:48 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  49. 2026-09-26 15:59 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  50. 2026-09-24 14:04 UTCEPSS rescoreEPSS 0.4% · 30th percentile
  51. 2026-09-23 17:54 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  52. 2026-09-23 06:16 UTCEchelonGraph re-scored
  53. 2026-09-23 06:16 UTCVendor advisory
  54. 2026-09-23 06:16 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  55. 2026-09-20 20:16 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  56. 2026-09-18 19:28 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  57. 2026-09-18 05:50 UTCEchelonGraph re-scored
  58. 2026-09-18 05:50 UTCVendor advisory
  59. 2026-09-18 05:50 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  60. 2026-09-17 19:31 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  61. 2026-09-16 14:08 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  62. 2026-09-16 05:15 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  63. 2026-09-15 03:11 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  64. 2026-09-14 11:20 UTCEchelonGraph re-scored
  65. 2026-09-14 11:20 UTCVendor advisory
  66. 2026-09-14 11:20 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  67. 2026-09-13 16:47 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  68. 2026-09-13 08:29 UTCEchelonGraph re-scored
  69. 2026-09-13 08:29 UTCVendor advisory
  70. 2026-09-13 08:29 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  71. 2026-09-12 03:43 UTCEchelonGraph re-scored
  72. 2026-09-12 03:43 UTCVendor advisory
  73. 2026-09-12 03:43 UTCGHSA enrichmentGHSA-332r-8pmf-8m9p · GitHub CVSS 5.9
  74. 2026-09-11 14:53 UTCEPSS rescoreEPSS 0.2% · 12th percentile
  75. 2026-09-10 09:35 UTCEPSS rescoreEPSS 0.2% · 12th percentile

Frequently asked(5)

What is CVE-2026-58472?
CVE-2026-58472 is a high-severity vulnerability; its CVE record was published on July 7, 2026. GNU Wget through 1.25.0, fixed in commit dd692d9, contains a heap buffer overflow vulnerability in the html_quote_string() function in src/convert.c that allows a remote attacker to trigger memory corruption by supplying a crafted HTML attribute with a large number of characters requiring entity…
When was CVE-2026-58472 made public?
CVE-2026-58472 was made public on June 29, 2026: that is the date its CVE record's CNA, VulnCheck, gives for when the vulnerability was made public. The CVE record itself was published on July 7, 2026. EchelonGraph's copy of the record carries a last-modified date of October 25, 2026; the record at its source may have been updated since.
Is CVE-2026-58472 actively exploited?
CVE-2026-58472 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.4% probability of exploitation in the next 30 days (33rd percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2026-58472?
CVE-2026-58472 has a CVSS v3 base score of 7.1 (NVD).
How do I remediate CVE-2026-58472?
A fix for CVE-2026-58472 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2026-58472 are linked in the Vendor Advisories panel on this page.

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